Author Archives: admin

1.1 Ab

Abbreviation                    省略；略语
Abnormal combustion             异常燃烧
Abnormal knocking               异响
Abnormal motion                 异常运动
Abrasion                        磨蚀，磨损，研磨
Abrasion resistance             耐磨性、抗磨性
Abrasion resisting properties   耐磨性
Abrasion test                   磨损试验
Abrasive                        磨料
Abrasive cloth                  砂布
Abrasive paper                  砂纸
Abrasive powder                 研磨粉
Abrasive resistance             耐磨性
Abrasive stick                  油石、磨条
Abrasive stone                  油石
Abrasive wear                   磨损，磨蚀
Abrasive wheel                  磨轮，砂轮
Abrator                         抛丸清理机
Abscissa                        横坐标
Absolute altitude               绝对高度
Absolute humidity               绝对湿度
Absolute motion                 绝对运动
Absolute pressure             绝对压力
Absolute temperature          绝对温度
Absolute unit                 绝对单位
Absolute value                绝对值
Absolute velocity             绝对速度
Absorb                        吸收
Absorbed power                吸收功率
Absorbed torque              （测功器）吸收扭矩
Absorption                    吸收

1.2 Ac

Accel                        加速器；加速踏板；催化剂
Accelerated ageing           加速老化
Accelerated life test        加速寿命试验
Accelerated load test        加速负荷试验
Accelerating ability         加速能力
Accelerating jet             加速喷嘴
Accelerating pump            加速泵
Accelerating resistance      加速阻力
Accelerating winding         加速线圈
Acceleration 加速度
Acceleration lane            加速车行道
Acceleration limiter         加速限制器
Acceleration meter           加速度计
Acceleration of vibration    振动加速度
Acceleration performance     加速性
Acceleration pickup          加速度传感器
Acceleration spectrum                  加速度谱
Acceleration vector of center of mass  质心加速度矢量
Accelerator                           （美）油门（踏板）
Accelerator jet                        加速喷嘴（量孔）
Accelerator nozzle                     加速喷嘴
Accelerator pedal                      加速踏板
Accelerator pump                       加速泵
Accelerator vacuum switch              加速踏板真空开关
Accel pedal                            加速踏板，油门踏板
Acceptance                             验收
Acceptance test                        验收试验
Accessibility                          可接近性
Accessories                            附件
Accessory device                       附属装置
Accident                               意外，事故
Accommodation                          适应；调节作用；居住设备
Accordion                              可折叠的；折叠屏风
Accordion coil                         折形线圈
Accordion door                         折叠门
Accordion partition                    折叠隔板
Accumulation wear average              累计平均磨耗
Accumulator                            蓄能器，蓄电池
Accuracy                               精度
Accuracy class                         精度等级
Accuracy control                       精确控制
Accuracy of manufacture                制造精度
Accuracy of measurement                测量精度
Accuracy of positioning                定位精度
Accuracy of reading                    读数精度
Accuracy of repetition       复制精度；重复精度
Accuracy of thread           螺纹精度
Aceton                       丙酮
Acetylene                    乙炔
AC generator                 交流发电机
Acid                         酸
Acid-proof alloy             耐酸合金
Acid-proof pipe              耐酸管
Acid tanker                  酸罐车
Acid vapour                  酸罐汽
Acme thread                  梯形螺纹，爱克姆螺纹
Acoustic absorption          吸音
Acoustic insulation          隔音
Acoustic panel               吸声板
Acoustimeter                 声级计，噪声计
Acquisition                  探测；搜索
Acquisition of signal        信号采集
Acre                         英亩
Acryl                        丙烯酸树脂
Active braking distance      有效制动距离
Active braking time          有效制动时间
Active suspension            主动悬架[挂]
Actuating arm                驱动臂
Actuating cam                致动凸轮
Actuating line               促动管路
Actuating motor              伺服电动机
Actuating time               促动时间
Actuator                     执行机构，操作机构
Actuator track               滑轨

1.3 Ad

Adapter                           接头；适配器
Adapter plate                     安装板，固定板
Adapter ring                      接合环
Adapter sleeve                    紧固套，连接套
Addendum                          齿顶高，齿顶
Addendum circle                   齿顶圆
Addendum face                     齿顶面
Additional seat                   附加座椅
Additional temperature error      温度附加误差
Additional wheel drive control    附加驱动车轮的操纵件
Adhesion                          附着；附着力；
Adhesion coefficient              附着系数
Adhesive                          黏合剂
Adiabatic                         绝热的
Adiabatic compression             绝热压缩
Adjust                            调整，调节，校正
Adjustable                        可调节的
Adjustable brush                  可调电刷
Adjustable fork spanner           可调叉形扳手
Adjustable pedal                  可调踏板
Adjustable reamer                 可调铰刀
Adjustable seat                   可调节的座椅
Adjustable shutter                可调百叶窗
Adjustable spanner                活动扳手
Adjustable stop screw             活动止动螺钉
Adjustable wheel                  可调式车轮
Adjustable wrench                 可调扳手，活扳手
Adjusting                        调整用的
Adjusting cam                    调整凸轮
Adjusting hand wheel             调整手轮
Adjusting lever                  调整杆
Adjusting nut                    调整螺母
Adjusting shim                   调整垫片
Adjusting spring                 调整弹簧
Adjusting washer                 调整垫圈
Adjustment                       调整，调节
Admission cam                    进气凸轮
Admission cam shaft              进气凸轮轴
Admittance                      导纳；加工余量；通道
Advanced ignition               提前点火
Advancer                       （点火）提前装置
Advertising car                 广告汽车

1.4 Ae

Aerial                          天线
Aerial pollution                大气污染
Aerodynamic angle of attack     气动迎角
Aerodynamic body                流线形车身
Aerodynamic drag                空气动力阻力
Aerodynamic force               气动力
Aerodynamic retarder            空气动力缓速装置[器]
Aerodynamics                    空气动力学
Aero-stabilizer                 气动力稳定装置

1.5 Af

Affinity                           亲和力，亲和性
After-burning                      补燃，后燃，复燃
After fire                         消音器内爆炸；（点火开关切断后）自燃现象
After-running                      发动机惯性运转

1.6 Ag

Age                                 年龄；老化；使用期限
Age hardening                       时效硬化
Age resister                        老化防止剂
Aging                               老化；时效

1.7 Ai

Aiming of headlamp                  前照灯对准
Air bag                            （撞车保护用）气袋
Air bleeding                        放气
Air bleed screw                     放气螺钉
Air bleed valve                     空气溢流阀
Air booster                         气压助力器
Air brake                           空压制动
Air brake actuator                  气压制动执行器
Air brake antifreeze tank           气压制动防冻液罐
Air brake chamber                   气压制动室
Air brake equalizer                 气压制动补偿器
Air brake governor                  气压制动调节器
Air brake hose dummy coupling       气压制动软件管（未连接时的）堵头
Air brake reservoir pressure indicator        贮气简压力表
Air brake valve                               气制动阀
Air braking system                            气制动系
Air bypass                                    空气旁路
Air car                                       气垫汽车
Air chamber type combustion chamber           空气室式燃烧室
Air check valve                              （空气）单向阀
Air choke                                     阻风门
Air cleaner                                   空气滤清器
Air cleaner bracket                           空气滤清器支架
Air cleaner cartridge                         空气滤清器滤芯
Air cleaner casing                            空气滤清器外壳
Air compression ga(u)ge                       空气压力表
Air compressor                                空气压缩机
Air conditioner                               空调装置
Air conditioning                              空气调节
Air conditioning control                      空调装置操纵件
Air cooler                                    空气冷却器
Air cooling engine                            风冷式发动机
Aircraft shunt bus                            机场联运客车
Aircraft tire                                 航空轮胎
Air damper                                    空气缓冲器
Air dam skirt                                 气堰裙板，前阻风板
Air deflector                                 导流板
Air dryer                                     空气干燥器
Air duct                                      通气道
Air exhaust filter                            排气滤清器
Air feed pipe                                 送气管
Air filter                                    空气滤清器
Air filter tell-tale                 空气滤清器警报灯
Air flow meter                       空气流量计
Air fuel ratio                       空气燃料比
Air ga(u)ge                          气压表
Air gate                             气流调节门
Air governor                         空气调速器
Air gun                              空气喷枪
Air hammer                           空气锤
Air horn                             气喇叭
Air hose                             空气软管
Air injection                        空气喷射
Air inlet                            进气口
Air inlet port                       进气孔
Air insulation                       空气绝缘
Air intake                           进气，吸气
Air intake filter                    进气滤清器
Air leak                             漏气
Airless injection                    无气喷射
Air line lubricator                  气压供油中央润滑系统
Air lock                             气阻，气障
Air nozzle                           喷气嘴
Air outlet                           出气口
Air over hydraulic booster           气顶油助力器
Air pipe                             通气管
Air pollution                        大气污染
Air pressure                         气压
Air pressure relay valve             气压继动阀
Air quench hardening glass           风冷钢化玻璃
Air regulating valve                 空气调节阀
Air relief cock                     放气旋塞，放气开关
Air required for combustion         燃烧必要空气量
Air resistance                      空气阻力
Air speed governor                  空气式调速器
Air spoiler                         空气阻流板
Air sprayer                         空气喷雾器
Air spring                          空气弹簧
Air storage reservoir               储气罐
Air strangler                       阻风门
Air strangler spindle               阻风门轴
Air suction pipe                    进气管，吸气管
Air suspension                      空气悬架[挂]
Air tank                            储气罐
Air throttle valve                  空气节气门
Air-tight                           气密的
Air-tight chamber                   气密室
Air-tightness                       气密性
Air tube                           （轮胎）内胎
Air valve                           气阀，气门
Air vent                            通气孔
Air wiper                           压缩空气式刮水器
Aisle                               通道

1.8 Al

Alarm device                        报警装置
Alarm pressure                      报警压力
Alcohol                             酒精
Alcohol-blended fuel                      掺酒精的燃料
Align                                     调整，校直，定中心
Aligner                                   定位器，校直器，调整器；前轮定位仪
Aligning(torque) stiffness                回正（力矩）刚度
Aligning (torque) stiffness coefficient   回正（力矩）刚度系数
Aligning torque                           回正力矩
Aligning torque coefficient               回正力矩系数
Alignment                                 定位，对中心
Alignment check                           定位检查
Alkali                                    碱性，强碱
Alkali degreater                          碱脱油剂
Alkali detergent                          碱去垢剂
Alkohol                                   乙醇，酒精
All dog clutch transmission               全齿套变速器
Allen wrench                              内六角扳手
Alligator bonnet                          鳄口形发动机罩
Alligator shears                          鳄式剪床
Allowable cargo load                      容许载货量
Allowable deflection                      容许挠度[变位]
Allowable dimension variation             允许尺寸偏差
All-purpose adhesive                      万能胶
All-sponge rubber upholstery              全海绵橡胶汽车内饰
All-steel body                            全钢车身
All synchromesh transmission              全同步器式变速器
All-weather body                          全天候车身
All wheel drive                           全轮驱动
Alternating current                       交流
Alternator                                交流发电机
Altimeter                           测高仪
Altitude compensating               海拔补偿
Altitude control device            （化油器）适应高度控制油量的装置
Aluminium alloy                     铝合金
Aluminium soap grease               铝基润滑脂

1.9 Am

Amber light                         琥珀色灯光
Ammeter                             电流表，安培表
Ammonia gas                         氨（气）
Ampere                              安（培）
Amplitude                           振幅，幅度

1.10 An

Anchor                              支承销
Anchor plate                        支承板，支承块
Angle bar                           角铁
Angle ga(u)ge                       量角器，角度计
Angle iron                          角铁
Angle of advance                    提前角
Angle of cone                       锥角
Angle of delay                      滞后角
Angle of friction                   磨擦角
Angle of lead                       超前角
Angle of lock                       锁角
Angle of repose                     静止角
Angle of retarded closing           延迟关闭角
Angle of roll                       侧倾角
Angle of steering lock              最大转向角
Angle of twist                      扭转角
Angular acceleration                角加速度
Angular clearance                   拔模斜度
Angularity of connecting rod        连杆倾斜角
Angular moment                      转矩
Angular momentum                    角动量
Angular wheel                       圆锥齿轮
Animal oil                          动物油
Anneal                              退火
Annealing                           退火（作用）
Annual average daily traffic        年平均日交通量
Annual survey                       年度检验
Annular seat                        环形座
Annular spring                      环形弹簧
Annulus                            （行星齿轮系的）内齿环
Ante-chamber                        预燃室
Antenna                             天线
Antibacklash spring                 消隙弹簧
Anti-blocking brake                 防抱死制动器
Anticorrosion                       抗蚀性
Anticorrosive oil                   防锈油
Antidazzle screen                   遮阳板
Antidazzle switch                   变光开关
Antidetonant                        抗爆剂
Anti-freezer                        防冻器；防冻液
Antifreezing solution               防冻液
Antifriction alloy                  耐磨合金
Antifriction bearing                滚动轴承
Antiknock gasoline                  抗爆汽油
Anti-knock nature                   抗爆性
Antiknock value                     抗爆值
Anti-lock brake sensor              防抱死制动传感器
Anti-lock brake system              防抱死制动系统
Antioxidant                         抗氧燃料
Anti-rattle spring                  防震弹簧
Antiroll bar                        防侧摆杆
Antirust grease                     防锈脂
Antiscale agent                     防垢剂
Antiskid tread                      防滑轮胎纹
Antiskid tyre                       防滑轮胎
Anti-spatter compound               防溅剂
Anti-squat                          抗后坐
Antiwear hydraulic oil              搞磨液压油

1.11 Ap

Aperture                            孔，口，缝隙，孔径
Apex                                反射点；顶点，顶部；填充胶条
Apex seal                          （转子）顶端密封垫片
Appearance                          外观，外形
Appearance test                     外观检验
Application force                   作用力
Approach angle                      接近角
Apron                               挡板；拖板箱
Apron control                       拖板控制

1.12 Aq

Aquaplaning                          水层效应；漂滑现象
Aqueous ingredients                  含水量

1.13 Ar

Arbo(u)r                             轴，心轴；芯骨
Arbo(u)r press                       手扳压床，矫正机
Arc                                  电弧
Arc welding                          电弧焊
Areometer                            液体比重计
Arm                                  臂
Armature                             电枢
Armature changed type starter        电枢移动式起动机
Armature core                        电枢铁芯
Armature reaction                    电枢反应
Armature shaft                       电枢轴
Armature spindle                     电枢轴
Armature terminal                    电枢输出端接线柱
Armature tester                      电枢测试装置
Armature winding                     电枢绕组
Arm of wheel                         轮辐
Armored motor car                    装甲车
Arm rest                             肘靠
Arm shaft 臂轴
Arm support 肘靠
Arm winker                          臂式方向指示器
Arrangement of camshaft             凸轮轴装置
Articulated bus                     铰接客车
Articulated cross shaft             铰接式横轴
Articulated jack                    铰接式千斤顶
Articulated joint                   关节接合
Articulated sixwheeler              铰接式六轮汽车
Articulated utility carrier         铰接式通用载运车
Articulation piece                  铰接件
Artificial gasoline                 人造汽油

1.14 As

Asbest(os)                          石棉
Asbestos-copper gasket              铜石棉衬垫
Ash content                         灰分，灰分量
Ash tray                            烟灰盘
Aspect concrete pavement            沥青混凝土路面
Asphalt distribution truck          沥青洒布车
Assembly                            装配，总成
Assembly belt                       装配传送带
Assembly conveyor                   装配传送线
Assembly drawing                    装配图
Assembly jig                        装配夹具
Assembly part                       装配零件
Assembly shop                       装配车间
Assist grip                            （副驾驶）扶手
Asymmetrical beam                       非对称光
Asymmetric low beam headlamp            不对称近光束前照灯
Asymptotic stability                    渐近稳定性

1.15 At

Atmospheric electricity                 天电，大气电
Atmospheric moisture                    大气温度
Atmospheric pressure compensating       气压补偿
Atomising installation                  喷雾装置
Atomization                             喷雾
Atomizer                                喷雾器
Atomizer orifice                        喷雾器喷嘴
Atomizing chamber                       雾化室
Atomizing disc                          雾化盘
Attachment face                         安装面
Attendance                              保养

1.16 Au

Audible warning (horn)control           音响警告（喇叭）操纵件
Austenite                               奥氏体
Austenite steel                         奥氏体钢
Authorized maximum towed mass           允许最大拖挂质量
Autobahn                               (德)高速公路
Autobicycle                             摩托车，机器脚踏车
Auto-body                               汽车车身
Autocorrelation                         自相关
Autocorrelation coefficient               自相关系数
Autocorrelation function                  自相关函数
Autodrive                                 自动定速驾驶器
Autolevelizer                             自动水平调节器
Autolift                                  举车器
Automatic                                 自动的
Automatic advance of ignition             自动提前点火
Automatically advanced distributor        自动提前分电器
Automatically timed magneto               自动正时磁电机
Automatic antenna control                 自动天线操纵杆
Automatic braking system                  自动制动系
Automatic circuit breaker                 自动断路器
Automatic circulation                     自动循环
Automatic clutch                          自动离合器
Automatic control                         自动操纵
Automatic door closing device             自动关门装置
Automatic door tell-tale                  显示门未闭好的警报灯
Automatic engine stop tell-tale           发动机自动停机警报灯
Automatic gear change                     自动换档
Automatic gearbox indicator               变速器自动指示器
Automatic jet control valve               自动喷孔控制阀
Automatic level control                   自动调平控制
Automatic lubrication                     自动润滑
Automatic lubricator                      自动润滑器
Automatic mechanical transmission         自动换档机械式变速器
Automatic mixture control                 混合气浓度自动控制
Automatic overdrive gear transmission     超越式自动变速器
Automatic spark advancer                  自动提前点火装置
Automatic spark extinguisher              自动火花消除器
Automatic starter                         自动起动机
Automatic steering                        自动转向
Automatic steering effect    自动转向(回位)效应
Automatic switch             自动开关
Automatic timing control     自动正时控制
Automatic traffic control    自动交通管制
Automatic transmission       自动变速器
Automatic valve              自动阀门
Automation                   自动化
Automobile                   汽车
Automobile fuel              汽车燃料
Automobile styling           汽车造型
Automotive body              汽车车身
Automotive engineer          汽车工程师
Automotive industry          汽车工业
Automotive polish            汽车抛光剂
Automotive trim              汽车内饰
Automotive upholstery        汽车内饰件
Autothermic piston           防热变形的活塞
Auxiliary air valve          辅助空气阀
Auxiliary box                分动箱
Auxiliary brake              辅助制动器
Auxiliary braking system     辅助制动系
Auxiliary bulb               辅助灯泡
Auxiliary combustion chamber 副燃烧室
Auxiliary device             辅助装置
Auxiliary exhaust            辅助排气,辅机排气
Auxiliary field              辅助磁场
Auxiliary filter             辅助过滤器
Auxiliary frame              副车架
Auxiliary fuel pump          副油泵
Auxiliary headlamp           辅助前照灯
Auxiliary transmission       副变速器
Auxiliary valve              辅助阀

1.17 Av

Average cruising range      平均行驶范围
Average speed               平均速度

1.18 Aw

Awning                      篷布,帐篷
Awning pipe                 篷杆

1.19 Ax

Axial gas turbine           轴流式燃气轮机
Axial pitch                 轴向节距
Axial thrust                轴向推力
Axial water inlet           轴向进水口
Axial whirl                 轴向涡流
Axis of rotation            旋转轴
Axis pin                    销轴
Axis system                 坐标系
Axle                        轴;车轴
Axle bracket                轴架
Axle distance               轴距
Axle drive bevel pinion     主动锥齿轮
Axle housing                桥壳
Axle housing straightener   桥壳校直器
Axle load                   轴载荷
Axle shaft                  驱动轴,半轴
Axle shaft gear             半轴齿轮,驱动轴齿轮
Axle steer                  轴转向
Axle tube                   半轴套管,轴管
Axle wrench                 轴盖扳手

2.1 Ba

Baby car                     微型小客车
Baby truck                   小型货车
Back axle                    (汽车)后车轴
Backbone frame               脊骨形底架
Backbone tubular chassis     管状脊背底盘
Backbone-type frame          中央梁式车架
Backfire                     回火,逆火
Backfire check valve         防逆火单向阀
Back gear                    倒档
Backing-off lathe            铲齿车床
Backing-up lamp              倒车灯
Back kick                    (发动机起动时)逆转
Backlash                     齿隙;侧向间隙
Backlash adjusting screw     齿隙调节螺钉
Backlash spring              消隙弹簧
Back light                   后窗玻璃
Back mirror                  后视镜
Back noise                   背景噪声
Back panel                   后围板
Back plate                   (美) 制动底板;离合器盖
Back pressure                背压,反压力
Back pressure valve          背压阀
Back rest                    座椅靠背
Back shaft                   后轴
Back scanner                 后方障碍警报器
Backspray                         后溅
Back squab                        靠垫
Back-up buzzer                    倒车报警器
Back-up light                     倒车灯
Back wall                         后围
Bad conductor                     不良导体
Bad land                          崎岖地
Baffle plate                      隔板,导流板
Baggage car                       搬运车,行李车
Bainite                           贝氏体
Bakelite                          胶木;酚醛塑料
Bakelite seal                     胶木水封
Baking                            烤干
Baking enamel                     烘干瓷漆
Balance                           平衡
Balance patch                     平衡补片
Balancer                          平衡器;配重
Balance shaft                     平衡轴
Balance weight                    平衡重,平衡配量
Balancing                         平衡的
Balancing machine                 平衡机
Balancing of mass                 质量平衡
Balancing patch                   平衡片
Balancing weight                  平衡重
Bald tire                         花纹已磨光的轮胎
Baling machine                    包装机
Ball and socket gear shifting     球座式换档装置
Ball and trunion universal joint  球销式万向节
Ballast resistor                  附加电阻
Ball bearing                         球轴承
Ball circuit screw                   循环球螺杆
Ball cup                             球座
Ball gear shift lever                环座式换档杆
Ball joint                           球形接头
Ball joint dust cover                球接头防尘套
Ball knob for control lever          控制杆球头钮
Ball-nut type steering gear          循环球式转向器
Ballon tire                          低压轮胎
Ball pin                             球头销
Ball pivot                           钢球支枢
Ball race                            球轴承座圈
Ball retainer                        轴承滚珠保持架
Ball socket                          球座,球窝
Ball spline rzeppa universal joint   滚动花键球笼式万向节
Ball stud                            球头销
Ball stud adjusting plug             球销调整旋塞
Ball thrust bearing                  推力球轴承
Ball trunion                         钢球支枢
Ball valve                           球(形)阀
Ball yoke                            球叉
Band brake                           带式制动器
Band track                           履带
Band track chain                     (履带)防滑链
Band type damper                     板式阻尼器[减震器]
Banisters                            扶手
Banjo (type) axle housing            整体式桥壳
Bar                                    巴(压强单位);棒,条状物
Bar iron                               钢条,扁铁
Barium carbonate                       碳酸钡
Barometer                              气压计       
Barometric regulator                   气压调节器
Barrier                                障碍物
Base circle                            基圆
Bastard file                           粗锉刀
Batch manufacturing                    批量生产
Bath lubrication                       油浴式润滑
Bathtub type combustion chamber        浴缸式燃烧室
Battery                                蓄电池
Battery box                            蓄电池箱
Battery car                            电瓶车
Battery cell                           蓄电池单元
Battery cell tester                    蓄电池试验器
Battery charger                        充电机
Battery charging condition indicator   蓄电池充电状况指示器
Battery compartment                    蓄电池箱
Battery cover                          蓄电池盖
Battery cradle                         蓄电池架
Battery filling cap                    蓄电池注液盖
Battery ignition                       蓄电池点火
Battery plate                          蓄电池极板
Battery plug                           电源接头
Battery socket                         电源插头
Battery support                        蓄电池托架
Battery terminal                       蓄电池接线柱
Battery tray                           蓄电池座盘
Baulk ring                         同步齿环
Baume scale                        波美比重计算尺
Bayonet-coupled buld               卡口灯泡

2.2 Be

Bead                               胎圈,胎缘
Bead base                          胎圈底部
Bead core                          胎圈芯
Bead fit pressure                  胎圈密合压力
Bead heel                          胎踵
Beading machine                    弯边路,卷边机
Bead ring                          钢丝圈
Bead ring fracture                 钢丝圈断裂
Bead ring wrapper                  钢丝圈缠绕布
Bead roughness                     胎圈凹凸不平
Bead seat                          胎圈座
Bead toe                           胎趾
Bead width                         胎圈宽度
Bead wire core                     胎缘钢丝芯
Beam                               梁,光束
Beam adjusting disk plate          调光座盘
Beam center                        光束中心,亮区
Beam of light                      (前照灯)光束
Bearing                            轴承
Bearing bush                       轴承套
Bearing cap                        轴承盖
Bearing face                       支承面
Bearing friction                    轴承摩擦
Bearing lining machine              轴承浇铸机
Bearing metal                       轴承合金,轴瓦
Bearing pressure                    支承压力,轴承压力
Bearing puller                      轴承拆卸器
Bearing retainer                    轴承保持架
Bearing spacer                      轴承隔圈
Bearing steel                       轴承钢
Bell crank                          曲柄
Bell frame                          钟形架
Bell housing                        钟形外壳
Bellows                             风箱;波纹管
Bellows thermostat                  波纹管式节温器
Bellows type pneumatic suspension   风箱式空气悬架
Bellow type container               波纹管式容器
Belt                                皮带；(轮胎)带束层
Belt conveyor                       传送带
Belt drive                          皮带传动
Belt drive fan                      皮带驱动风扇
Belt fastener                       传动带接头
Belt pulley                         皮带轮
Belt stretching device              传动带拉紧装置
Belt tension                        传动带张力
Bench seat                          长凳车座
Bench test                          台架试验
Bending                             弯曲
Bending moment                      弯矩
Bending strength                    抗弯强度
Bending tester                      弯曲试验机
Bendix-type starter                  惯性接合式起动机
Bend of road                         道路弯度
Bend of spring                       弹簧拱度
Bent socket wrench                   弯形套简扳手
Bevel gear                           锥齿轮
Bevel gear lapping machine           锥齿轮研磨机
Bevel gear wheel                     大锥齿轮

2.3 Bi

Bias                                 斜交,斜角
Bias belted tire                     带束斜交轮胎
Bias fabric                          斜经帘布
Bias ratio                           差速器锁止系数
Bicycle                              自行车
Bicycle tire                         自行车轮胎
Big end                              (连杆)大头
Big end bearing                      大端轴承
Bimetal                              双金属,复合钢材
Bimetal fuel ga(u)ge                 双金属油量计
Bimetallic oil pressure indicator    双金属式油压指示器
Bimetallic oil pressure sensor       双金属式油压传感器
Bimetal strip                        双金属带
Bimetal thermostat                   双金属式节温器
Binary alloy                         二元合金
Binary fuel                          二元燃料
Binding                              (车身)压条
Binding end cap                      压条封盖
Binding screw               紧固螺钉
Biotechnology               生物工艺学
Bite                        切削刀;腐蚀
Bitone horn                 双音喇叭

2.4 Bl

Black nut                   粗制螺母
Blackout                    防空灯火管制
Black-out lamp              防空灯
Black smoke                 黑烟
Blade                       叶片
Blade angles                叶片角
Blade socket                片式插座
Blade spacing               叶片间距
Blade terminal              接线片;片式插头
Bleeder                     泄放器[阀,管];排放,放油[气]
Bleeder cap                 放气螺钉帽
Bleeder connection          放泄接头
Bleeder hose                放泄软管
Bleeder tube                放气[油]管
Bleeding                    放气,抽气
Bleed screw                 排气螺塞
Blind crack                 细微裂纹
Blind hole                  不通孔,盲孔
Blind rivet                 盲孔铆钉
Blinker                     闪光信号灯
Blinker bulh                闪光灯泡
Blinker unit               闪光报警器
Blister                    (内外轮胎内部)气泡
Block ga(u)ge              块规
Blow back                 (内燃机的)回爆
Blow by                   (活塞环)漏气
Blowby gas                 漏气
Blower                     鼓风机
Blow-fed engine            增压发动机
Blowing torch              喷灯
Blowoff cock               放泄旋塞
Blowout                    爆(胎)
Blowout magneto                   喷弧式磁电机
Blowout of tire                   轮胎爆破
Blowtorch                         喷灯;焊枪
Blueprint                         蓝图
Blue smoke                        蓝烟
Bluff body                        钝体(汽车造型)
Blunt nose                        钝头型(汽车造型)

2.5 Bo

Boarding ladder                    登车梯
Body                               身;车身
Body accessories                   车身附件
Body-chassis frame construction    非承载式车身
Body dent                          车身凹坑
Body frame 车身骨架
Body insulation 车身隔热层
Body lighting                      车身照明
Body panel                         车身板件
Body shell                         车身本体
Body side rack                     车身侧架
Body skeleton                      车身骨架
Body skirt                         车身裙部
Body stake                         车身栅柱
Body understructure                车身底架,车身底部构件
Bodywork                           车身制造
Bogie unit                         中后轴平衡悬挂
Bolster                            支承板;横梁;鞍座
Bolster end cover                  梁端盖板
Bolster trailer                    鞍座式挂车
Bolster truck                      鞍座式货车
Bolster-type                       鞍座式的
Bolt                               螺栓
Bolt strap                         螺柱连锁片
Bond                               粘接
Bonded type lining                 铸入式衬面
Bond strap                         搭铁线
Bone                               骨架
Bonnet                             发动机罩
Bonnet prop                        机罩支柱
Bonnet side piece                  发动机罩侧板
Bonnet unlocking handle            发动机罩开锁把手
Boost                             增压
Booster                     增压器
Booster pump                增压泵
Boot                        (汽车后部)行李箱;胎垫;皮套;防尘罩
Borax 硼砂;四硼酸钠
Bore 缸径;孔径
Boring 钻孔,镗孔
Boring machine 镗床;镗孔机
Bottom dead center 下止点
Bounce (簧上质量)跳动
Bourdon tube pressure ga(u)ge 弹簧管式压力表
Bowden cable 拉线
Box body 箱式车身
Box spanner 套简扳手
Box truck 仓栅式货车
Box-type frame 箱状车架
Box wrench 套简扳手

2.6 Br

Brace 支柱;斜柱;支架;(货箱)定位拉条
Bracket 支架;托架
Braided wire 编织电线
Brake 制动;制动器
Brake action 制动作用
Brake adjuster 制动调节器
Brake and clutch reliner 制动器与离合器衬片拆换机
Brake backing plate 制动器底板
Brake band 制动带
Brake band lining 制动带衬层
Brake bleeding 制动器放气
Brake booster 制动加力器
Brake bottom plate 制动底板
Brake cable 制动拉索
Brake cable conduit 制动拉索管
Brake caliper 制动钳
Brake caliper plate yoke 制动钳板臂
Brake cam 制动凸轮
Brake camshaft 制动器凸轮轴
Brake chamber 制动气室
Blake chamber diaphragm 制动室膜片
Brake chatter 制动颤振
Brake clearance 制动间隙
Brake compensating device 制动器均力装置
Brake control 制动控制
Brake control rod 制动控制杆
Brake cross shaft 制动拉杆横轴
Brake cylinder 制动缸
Brake disc 制动盘
Brake disc shield 制动盘护罩
Brake distance 制动距离
Brake drum 制动鼓
Brake drum liner 制动鼓衬套
Brake equalizer 制动器前后平衡装置
Brake equalizer shaft 制动器平衡轴
Brake fluid 制动液;刹车油
Brake fluid reservoir 制动液贮存箱
Brake flushing 制动器冲洗
Brake force 制动力
Brake gear 制动装置
Brake hand control 手制动器控制杆
Brake handle 制动手把
Brake hop 制动跳跃,脱闸
Brake horse power 制动马力
Brake hose 制动软管
Brake hysteresis 制动器滞后
Brake judder 颤振
Brake lamp 制动灯
Brake lever 制动杆，制动手柄，制动踏板
Brake lining　制动摩擦片
Brake lining glue 制动摩擦片粘胶
Brake lining grinding machine 制动器衬片研磨机
Brake linkage 制动拉杆系统
Brake master cylinder 制动主缸
Brake noise 制动噪声
Brake oil 制动油
Brake operating valve 制动器操纵阀
Brake pad 制动衬块；摩擦块
Brake pad back plate 制动衬块［摩擦块］背板
Brake pedal 制动踏板
Brake pipe 制动管
Brake pull rod 制动拉杆
Brake quadrant 制动扇形齿轮板
Brake ragging 制动拉杆系统
Brake relining machine 铆制动蹄片机
Brake rod 制动杆
Brake shoe 制动蹄
Brake shoe abutment 制动蹄支承座
Brake shoe actuating camshaft 制动蹄促动凸轮轴
Brake shoe carrier 制动蹄片座
Brake shoe clearance 制动蹄间隙
Brake shoe grinder 制动蹄片磨削装置
Brake shoe holddown kit 制动蹄安装成套工具
Brake shoe lining 制动蹄摩擦片
Brake shoe link 制动蹄导板
Brake shoe return spring 制动蹄回位弹簧
Brake specific emission （制动）比排放量
Brake stop 制动停车
Brake system application time 制动机构滞后时间
Brake tension rod 制动拉杆
Brake tester 制动试验台
Brake valve 制动阀
Braking adhesion coefficient 制动附着系数
Braking deviation 制动跑偏
Braking distance 制动距离
Braking drag 制动拖滞
Braking efficiency factor 制动器效能因数
Braking effort 制动力
Braking equipment 制动装备
Braking failure 制动失效
Braking force 制动力
Braking force coefficient 制动力系数
Braking force distribution rate 制动力分配率
Braking hop 制动跳动（间断离开地面）
Braking jackknifing 制动折叠
Braking line 制动管［线］路
Braking nose dive 制动点头
Braking power 制动功率
Braking skid 制动滑移
Braking stiffness 制动刚度
Braking stiffness coefficient 制动刚度系数
Braking system 制动系
Braking system hysteresis 制动系滞后
Braking time 制动时间
Braking torque 制动力矩
Braking trace 制动轨迹
Braking vapour lock制动气阻
Braking work 制动功
Branch pipe 歧管
Brass 黄铜
Brazing 钎焊，铜焊
Break away 侧滑
Break bulk cargo carrier 厢式零担运输车
Breakdown lorry 修理车
Breakdown truck 抢修工程车
Breaker 断电器；（轮胎）缓冲层
Breaker cam 断电器凸轮
Breakerless ignition system 无触点点火系统
Breaker plate 断电器板
Breaker point 断电器触点
Breaker point gap 断电器触点间隙
Breaker strip 缓冲胶片
Breaking load 破坏负荷
Breaking stength 断裂强度
Breather 通风装置
Breather tube 通气管
Breathing mask 防毒面具

3.1 Ca

Cab （公用，出租）汽车；驾驶室；化油器
Cab assembly support 驾驶总成支座
Cab-behind engine bus 长头式客车
Cab body 驾驶室本体
Cab closure 驾驶室隔板
Cab guard 驾驶室防护板
Cable 缆索；电缆
Cable car 缆车
Cable clip 缆索夹
Cable conduit 缆索管道；电缆管道
Cable laying equipment 电缆敷设设备
Cable reel trailer 电缆卷筒挂车
Cable shoe 电缆终端套管
Cable support 缆索托架
Cable terminal 电缆接头
Cab lock tell-tale　驾驶室锁止警报灯
Cab over 平头型（卡车）
Cab over engine 平头驾驶室
Cab-over-engine truck 平头式货车
Cab-over-engine bus 平头式客车
Cab over type body 平头型车身
Cabriolet 活顶轿车
Cab seat 司机座
Cab tire 汽车轮胎
Cab type body 箱形车身
Cab warning 汽车（车内）报警器
Cadmium plating 镀镉
Cage 保持架
Calcium carbide 碳货钙，电石
Calibrated dial 校准刻度盘
Calibration 校正；标定
Caliper 卡钳，卡尺，圆规；制动钳
Caliper disc brake 钳盘式制动器
Caliper ga(u)ge 卡规
Caliper plate 制动钳板
Caliper rule 卡尺
Caliper type brake 钳盘式制动器
Calorie 卡（热量单位）
Calorific value 发热量，热值
Cam 凸轮
Cam and lever type steering gear 蜗杆曲柄销式转向机构
Cam and piston type hydraulic damper 凸轮活塞型液力减振器
Cam angle 凸轮转角
Cam bearer 凸轮支座
Camber 车轮外倾
Camber angle 车轮外倾角
Cambered axle 有外倾车轮的轮轴
Camber ga(u)ge （汽车前轮）外倾角测定器
Camber of spring 板弹簧拱度
Camber stiffness 外倾刚度
Camber stiffness coefficient 外倾刚度系数
Camber thrust 外倾推力
Cam bowl 凸轮滚轮
Cam brake 凸轮张开式制动器
Cam controlled slide 凸轮控制滑块
Cam disc 盘形凸轮
Cam-driven fuel pump 凸轮驱动燃油泵
Cam grinding 凸轮磨削
Cam-ground piston 椭圆形活塞
Camion 重型载货汽车，军用卡车
Cam lobe crest 凸轮凸脊
Cam of double lift 双级凸轮
Camouflage 伪装，迷彩
Camouflage net 伪装网
Camp stool 折椅
Cam ring 凸轮环；（叶片泵的）定子
Cam roller 凸轮滚轮
Camshaft 凸轮轴
Cam shaft bearing　凸轮轴轴承
Camshaft phasing gear 凸轮轴正时齿轮
Camshaft sprocket 凸轮轴链轮
Camshaft thrust washer 凸轮轴止推垫圈
Camshaft timing gear 凸轮轴正时齿轮
Camshaft turning lathe 凸轮轴车床
Can 罐；罩，金属管壳
Canibalize 汽车拆件拼装
Canopy 顶盖；顶篷
Canopy express truck 有篷的载货汽车
Canopy top 盖式车顶
Cantilever spring 悬臂弹簧
Canvased light van 帆布篷轻型货车
Canvas top 帆布车顶
Cap 帽；盖
Capacitor type flasher 电容式闪光器
Capacity 容量
Capacity factor （液力变矩器）能容系数
Capacity of storage battery 蓄电池容量
Capacity of tank 油箱容量
Cape chisel 扁尖凿
Cap nut 盖螺母
Cap packing 盖衬垫
Cap screw 有头螺灯
Capstan 主动轴，主动轮；纹盘，起锚机
Capstan nut 槽形螺母，带孔螺母
Capstan winch 绞盘
Capsule 囊；小容器；膜盒；膜片式传感器
Car 汽车；轿车
Caravan 大篷车；车队
Car barn 车库
Car body 车身
Carbon 碳，积碳
Carbon brush 碳刷
Carbon brush holder 碳刷架
Carbon deposit 积碳；碳质沉淀物
Carbon dioxide 二氧货碳
Carbon electrode 碳精电极
Carbon fibre 碳纤维
Carbonisation 碳化作用
Carbonitriding 碳氨共渗；气体氰化
Carbonization 碳化，渗碳；干馏
Carbonized silicon 碳货硅，金刚砂
Carbonized tungsten 一氧化碳
Carbon pile regulator 碳堆式调节器
Carbon-pile type current regulator 碳堆式电流调节器
Carbon remover 除积碳器
Carbon scraper 积碳刮除器
Carbon steel 碳钢
Carburet(t)er 化油器，汽化器
Carburetion 汽化
Carburetted air 增碳空气
Carburetter air funnel 化油器空气进气喉管
Carburetter body 化油器体
Carburetter choke 化油器阻风门
Carburetter engine 化油器式发动机
Carburetter flange 化油器突缘
Carburetter pipe wrench 化油器管扳手
Carburizing by gas 气体渗碳
Carcass 胎体，骨架
Car container 汽车用集装箱
Car cooler 汽车冷气设备
Cardan 万向接头
Cardan drive 万向节传动
Cardan joint 万向节
Cardan shaft 万向节传动轴
Car floor 汽车底板
Car ga(u)ge 汽车标准［规格，尺寸］
Cargo floor 货箱底板
Cargo gear （货物）装卸设备
Cargo handling 货物装卸
Cargo hatch 货舱口
Cargo liner 定期运货汽车
Car gondola 活底高边货车，无盖货车
Cargo room 货舱
Cargo truck 载货卡车
Car heater 汽车暖风装置
Car industry 汽车工业
Car lift 举车器
Car polish 汽车抛光腊
Carport 敞开的汽画间；停车场
Car radio 汽车收音机
Carrige 车辆，铁路客车；刀架，溜板，滑动架
Car trim 汽车装饰件
Car trunk 汽车行李箱
Car washer 洗车装置
Car wax 车蜡
Cascade 级联；串联
Cascade control 级联控制
Case-hardened steel 表面硬化钢
Case hardening 表面硬化
Case hardening steel 渗碳钢
Casing 外壳
Castellated nut 槽式螺母
Caster (美)　主销后倾，主销后倾距；脚轮
Caster angle 主销后倾角
Caster camber ga(u)ge 主销后倾和前轮外倾角测量仪
Caster effect of steering 主销后倾的转向效应
Casting 铸件；铸造
Casting machine of cylinders　缸套浇铸机
Casting mo(u)ld 铸型
Casting wheel 铸造车轮
Cast iron 铸铁
Cast iron liner 铸铁缸套
Castle nut 槽顶螺母
Cast steel 铸钢
Cast steel spoke wheel辐条式铸钢轮辋
Catalyst 催化剂，触媒
Catalytic converter 催化转化器
Catalytic cracking 催化裂化
Catalytic postcombustion 催化后燃烧
Caterpillar drive 履带驱动
Cat’s eye 小型反光镜
Cattle transport truck 牲畜运输车
Caution plate （汽车或机器上的）标牌

3.2 C-c

C-clamp C形夹

3.3 Ce

Ceiling lamp 顶灯
Cell connector 电池连接条
Cell cover 电池盖
Cellophane 玻璃纸；胶膜
Cement 水泥；黏结剂
Cementation 渗碳
Cementation flux 渗碳剂
Cemented carbide tool 硬质合金刀具
Cemented steel 渗碳钢
Center bearing 中心轴承
Center bolt 中心螺栓
Center brake 中央制动器
Center console 中央控制台
Center drill 中心孔钻
Center electrode 中心电极
Center ga(u)ge 定中心规
Center gear （行星齿轮机构的）中心轮，太阳轮
Center hole grinder 中心孔磨床
Centering ball （万向节）定心钢球
Centering device 定中心装置
Centering machine 打中心孔机
Center lathe 普通车床
Centerless grinding machine 无心磨床
Center of air pressure 风压中心
Center of gravity 重心
Center of gyration 回转中心
Center of mass 质量中心
Center of oscillation 振荡中心
Center of tire contact 轮胎接地中心
Center pillar 中柱
Center pole 中心极；中心柱
Center post 中柱
Centrifugal clutch 离心式离合器
Centrifugal force 离心力
Centrifugal governor 离心式调速器
Centrifugal ignition advancer 离心式点火提前器
Centrifugal moment 离心力矩
Centrifugal oil filter 离心式机油滤清器
Centrifugal pump离心泵
Centrifugal pump runner 离心泵叶轮
Centrifugal spark advancer 离心提前机构
Centrifugal speed governor 离心式调速器
Centrifugal supercharger 离心式增压器
Centrifugal weight 离心重块，离心重锤

4.1 Da

Damper 减振器，阻尼器
Damper oil 减振起油
Damper pin 减振器销
Damping 衰减；缓冲
Dash board 仪表板，前围板
Dash pot 缓冲简
Data 数据；资料
Data memory system 数据存储系统

4.2 De

Deadener 消声材料
Dead load 自重
Dead weight 自重；净重
Debonder （制动器蹄片）剥离器
Deburring machine 去毛刺机
Decompression cam 减压凸轮
Decompression cock 减压旋塞
Decompression shaft 减压轴
Decontamination kit 清除沾染包
Decorative moulding 装饰线条
Decorative rib （轮胎侧）装饰线
Decorative sidewall 装饰胎侧
Defective 不合格的，故障的；次品
Defectometer 探伤仪
Deflection 挠度；挠曲；
Deflection ratio （轮胎）下沉率
Defogger 除雾器
Deformation 变形
Deformed steel 异型钢
Defroster 除霜器，除霜装置
Defroster control 除霜器控制器
Defroster diffusor 除霜器扩散口
Degauss 去磁，退磁
Degreasing 脱脂；去油
Degreasing unit 脱脂装置；除油装置
Degree of freedom 自由度
Degree of purity 纯净度
Degree of understeer 不足转向度
Degree of uniformity 均匀度
De-icer 除冰器；防冻器
Delayed explosion 延迟爆发
Delayed levelling valve 滞后水平控制阀
Delining 拆下衬片
Delivery pipe 供油管
Delivery plug 供油塞
Delivery rate 供油速度
Delivery valve 供油阀
Delta metal δ合金；δ黄铜；耐蚀高强度黄铜
Demagnetizer 退磁器；消磁器
Demister 除雾器，除霜装置
Demountable 可拆卸的
Demountable rim 可拆卸轮辋
Demountable rim wheel 组装轮辋式车轮
Densified laminated wood 紧压胶合板
Densimeter 密度计
Density 密度
Departure angle 离去角
Depolarize 退极；去极
Depth ga(u)ge 深度尺；深度规
Depth of camber 翘曲高度
Depth of cut 切削深度
Depth of thread 螺纹深度
Derrick transporter 井架运输车
Derusting 去锈；除锈
Descaling 除垢
Descending pipe 竖管道
Detachable 可拆卸的
Detachable engine mounting 可拆发动机支架
Detachable gate 可拆式货箱板
Detachable head 可拆式汽缸盖
Detachable rim 可拆式轮辋
Detachable truck body top 可卸式车身顶盖
Detecting test of vehicle 车辆检测
Detecting test station 检测站
Detergent 洗涤剂；去垢剂
Deterministic process 确定性过程
Detonation 爆震
Deviation 偏差

4.3 Di

Diagnosis 诊断
Diaphragm 薄片；薄膜
Diaphragm fuel pump 膜片式燃油泵
Diaphragm link 膜片联臂
Diaphragm link lever 膜片联臂杆
Diaphragm pump 膜片泵
Diaphragm spring 膜片弹簧
Diaphragm spring clutch 膜片弹簧离合器
Diaphragm type clutch spring 膜片式离合器弹簧
Diaphragm type pneumatic spring 膜片空气弹簧
Diaphragm valve 膜片阀
Die 模（冲模；硬模）；板牙
Die cast alloy 压铸合金
Die casting machine 压铸机
Die forging 模锻
Diesel 柴油(发动)机
Diesel engine 柴油机
Diesel engine with air cell 空气室式柴油机
Diesel engine with pre-combustion chamber 预燃烧室式柴油机
Diesel engine with turbulence air chamber 涡流室式柴油机
Diesel index 柴油指数；狄赛尔指数
Diesel smoke 柴油机排烟
Differential 差速器
Differential antiskid sensor 差速防滑传感器
Differential bevel pinion 差速器小锥齿轮
Differential brake 差动制动器
Differential case 差速器壳
Digital inclinometer 数字测斜仪
Digtal measuring system 数字测量系统
Digital readout display 数字显示
Digital tool measuring microscope 数字式工具显微镜
Dim head lights 前照灯近光
Diminish light switch 减光开关
Dimmer push button 变光按钮
Dimmer switch 前照灯变光开关
DIN engine output DIN标准发动机功率
Diode 二极管
Dip coating 浸漆
Dip painting installation 浸漆设备
Dipper 油匙；铸勺，铸桶；汲器
Dip soldering 浸焊
Dipstick 量油尺
Dip switch 变光开关
Dip switch pedal 脚踏变光开关
Direct gear 直接档
Direct injection 直接喷射
Direct injection diesel engine 直接喷射式柴油机
Directional signal 方[转]向信号臂
Directional signal light 方[转]向信号灯
Directional tread pattern （胎面）定向花纹
Direction indicator 转向指示器
Direction indicator arm 转向指示器臂
Direction indicator control 转向指示器操纵件
Direction indicator control lever 转向指示器控制杆
Direction indicator lamp 转向指示灯
Direction indicator pilot light 转向指示表板灯
Direction indicator switch 转向指示灯开关
Direction of flow 流向
Direction of motion 运动方向
Direction of rotation 转动方向；旋转方向
Direction post 路标；路牌
Dirt 夹渣；污垢；气泡
Dirt road 天然土路
Disabled vehicle 损坏车辆
Disassemble 拆卸；分割
Disc 盘
Disc bearing 盘式制动器
Disc brake with fixed caliper 定钳盘式制动器
Disc brake with floating caliper 从动盘摩擦衬片
Discharge 放电；流出
Discharge bulb 放电管
Discharge curve 放电曲线
Discharge valve 排气阀；放泄阀
Discharging air pipe 放气管
Disc sanding machine 盘式磨光机
Disc spring 圆盘型阻尼器
Disc type filter 盘式滤清器
Disc type horn 盆形电喇叭
Disengage 脱开，（离合器）分离
Dismantling 拆卸，拆除
Displacer 换置器
Displacer-con-necting rod 换置器连杆
Displacer rod 换置器杆
Displacer yoke 换置器叉
Distance ga(u)ge 测距仪；测距规
Distance of shaft centers 轴心距
Distance piece 隔圈
Distillate 蒸馏生成物，馏出物
Distillated water 蒸馏水

4.4 Do

Double door 双开门
Double ended spanner 双手扳手
Double-engine drive 双发动机驱动
Double jointed propeller shaft 双万向节传动轴
Double-line engine 双列发动机
Double overhead camshaft 双顶置凸轮轴
Double phaeton 双排座活顶旅行车
Double-piston engine 对置活塞式发动机
Double piston type vauum servo brake 双活塞真空助力制动器
Double plate clutch 双盘离合器
Double reduction rear axle 两级减速后轴
Double reduction final drive 双级主减速器
Double seat valve 双座阀
Double shackle 双吊耳
Double throat carburetor 双腔化油器
Double tire 双轮胎
Double tube frame 双管式车架
Double universal joint 双万向节
Double width spurwheel 加宽直齿轮
Down-draught type carburetor 下吸式化油器
Dowel pin 定位销
Down cutting milling 顺铣，向下铣切，同向铣切
Downdraft carburetor 下吸式化油器
Down stroke 向下行程
Down time 停驶时间；修理时间
Downward valve opening 下开式气门口

4.5 Dr

Drag force 牵引阻力
Drag link 直拉杆，转向纵拉杆
Drag rod 拉杆
Drain hose 排水管
Drain off 放水[放油，放气]
Drain oil 放油孔
Drain pan 放油盆
Drain pipe 排出管
Drain pipe bracket 排出管支架
Drain plug 排出螺塞
Drain valve 排放阀
Draught 通风；牵引；绘图
Drive shaft 传动轴
Drive train 驱动机构；传动系
Drive zone （车内）驾驶区
Driving beam telltale 远光信号灯
Driving adhesion coefficient 驱动附着系数
Driving chain 传动链条
Driving dog 传动夹头；传动止块
Driving force 驱动力
Driving force coefficient 驱动力系数
Driving gear 主动齿轮；传动机构；行走装置
Driving licence 驾驶许可证，驾驶执照
Driving pinion 主动小齿轮
Driving pulley 主动皮带轮
Driving shaft 主动轴
Driving stiffness 驱动刚度
Driving stiffness coefficient 驱动刚度系数
Driving system 驱动系统
Driving torque 驱动力矩
Driving wheel 驱动轮
Drop arm 转向臂
Drop head 折叠式蓬顶；活顶
Drop head coupe 折叠式逢顶轿车
Drop point 滴点
Drop side gate body 三面开货箱
Drop side truck 侧卸卡车
Drop side window 下落式侧窗
Dry battery 干电池
Dry clutch 干式离合器
Dry cylinder liner 干式缸套
Drying booth 干燥室
Dry liner 干式气缸套
Dry lubrication 干润滑，固体润滑
Dry multiple disc clutch 干式多片离合器
Dry plain bearing 干滑动轴承
Dry single disc clutch 干式单片离合器
Dry-sump lubrication 干油池式润滑

4.6 Du

Dual circuit brake system 双回路制动系
Dual drive 双驱动
Dual ignition 双点火系
Dual-line braking system 双管[线]路制动系

4.7 Dw

Dwell angle 闭合角
Dwell of cam （凸轮曲线）同心部分

4.8 Dy

Dynaflow transmission 戴那伏洛变速器
Dynamic balance 动平衡
Dynamic balance test 动平衡试验
Dynamic balancing machine 动平衡机
Dynamic index 动力指数
Dynamic loaded radius 动负荷半径
Dynamic pressure 动压力
Dynamic stability 动力稳定性
Dynamic test 动态试验
Dynamic unbalance 动不平衡度
Dynamo 发电机；直流发电机
Dynamo bracket 发电机支架
Dynamo cut-off indicator lamp 发电机停止充电指示灯
Dynamometer test 测功器试验
Dynamo oil 电机油
Dynamo pulley 发电机皮带轮

5.1 Ec

Eccentric disc 偏心盘
Eccentric piston ring 偏心活塞环
Eccentric press 偏心压床
Eccentric shaft 偏心轴
Eccentric wear （轮胎）偏磨耗
Economical jet 省油器喷嘴

5.2 Ed

Eddy current loss 涡流损失

5.3 Ef

Efficiency 效率
Efficiency of storage battery 蓄电池效率

5.4 Ej

Ejector 喷射器
Ejector lever 推顶器杆
Ejector-type exhaust manifold 喷射式排气岐管

5.5 El

Elastic element 弹性元件
Elasticity 弹性，弹性学
Electrical conductivity 导电性；导电率
Electrical connector 电器连接件
Electrical energy 电能
Electrical properties 电的性质
Electric arc welding 电弧焊
Electric brake 电力制动
Electric capacity 电容量
Electric car heater 汽车电暖风装置
Electric condenser 电容器
Electric copper 电器用铜
Electric drilling machine 电钻床
Electric equipment 电器设备
Electric fuel pump 电动燃油泵
Electric grinding machine 电动磨床，电动砂轮机
Electric horn 电喇叭
Electric ignition 电点火
Electric inertia starter 电动惯性起动机
Electric interrupter 断电器
Electric motor 电动机
Electric multiple magnet disc clutch 电磁多盘离合器
Electric oil pressure ga(u)ge 电动油压表
Electric parts 电器零件
Electric piston pump 电动活塞泵
Electric polarity 电极性
Electric pole 电极
Electric potential 电位，电势
Electric power 电功率，电力
Electric preheating 电预热
Electric resistance 电阻
Electric resistance weld(ing) 电阻焊
Electric sander 电动砂光机
Electric speed checker 电动减速器
Electric switch 电开关
Electric system 电器系统
Electric tramsmission 电传动
Electric truck 电动货车
Electric valcanizer 电硫化器
Electric welding 电焊
Electric wiper 电动风窗刮水器
Electro-analogue control 电-模拟控制
Electrode 电极；电焊条
Electrode gap 电极间隙
Electrodeposited coating 电泳涂饰
Electro-high-frequency hardening 高频硬化；高频淬火
Electrolysis 电解
Electrolyte 电解液，电解质
Electrolyte solution 电解液
Electrolyte degreasing 电解去除
Electrolytic grinding 电解磨削
Electromagnet 电磁铁
Electromagnetic braking system 电磁制动系
Electromagnetic clutch 电磁离合器
Electromagnetic forming 电磁成形
Electromagnetic forming machine 电磁成形机
Electromagnetic fuel ga(u)ge 电磁油量计
Electromagnetic ignition 电磁点火
Electromagnetic pump 电磁泵
Electromagnetic retarder 电磁缓速装置
Electromagnetic steering 电磁转向
Electromagnetic switch 电磁开关
Electromagnetic transmission 电磁传动
Electro-mechanical transmission 电-机械传动
Electromotive force 电动势
Electronically controlled gasoline injection 电子控制汽油喷射
Electron microscope 电子显微镜

5.6 En

Engine 发动机
Engine analyzer 发动机综合试验器
Engine assembly stand 发动机装配台
Engine bearer 发动机支座
Engine block 发动机组
Engine bonnet 发动机罩
Engine brake 发动机制动
Engine breather tube 发动机通风管
Engine cleaner 发动机清洗器
Engine cold start control 发动机冷起动操纵件
Engine compartment 发动机室[舱]
Engine compartment lamp 发动机室灯
Engine coolant temperature indicator 发动机冷却液温度表
Engine exhaust gas 发动机排气
Engine failure 发动机故障
Engine flusher 发动机冲洗器
Engine front mounting 发动机前悬置
Engine hood 发动机罩
Engine hood honnet 发动机罩，前盖
Engine inlet port 发动机进气口
Engine mount bracket 发动机座支架
Engine mounting 发动机悬置
Engine mounting stand 发动机装配台
Engine number 发动机编号
Engine oil 机油
Engine oil pressure indicator 发动机机油压力表
Engine oil temperature indicator 发动机机油温度表
Engine performance curve 发动机外特性曲线
Engine renovation 发动机大修
Engine retarder 发动机缓速装置
Engine room 发动机舱
Engine room lamp 发动机舱照明灯
Engine stand 发动机试验台
Engine suspension 发动机悬置
Engine test stand 发动机试验台
Engine timing test 发动机正时试验
Engine torque 发动机扭矩
Engine vibration 发动机振动

5.7 Eq

Equalize 平衡
Equalizer 平衡器，平衡臂
Equalizer valve 平衡阀，稳压阀
Equalizing pipe 平衡管
Equalizing reservoir 平衡容器，均衡调整池

5.8 Ev

Evaporative emissions 蒸发器排放物
Even wear 均匀磨耗

5.9 Ex

Excel tester 电池测试器，蓄电池电压表
Excess air factor 过量空气系数
Excess current switch 过载电流开关
Exhaust noise 排气噪声
Exhaust opening 排气口
Exhaust pipe 排气管
Exhaust pipe clamp bracket 排气管固定架
Exhaust pipe flange 排气管凸缘
Exhaust port 排气口
Exhaust retarder 排气缓速器[装置]
Exhaust shutter 排气节流阀
Exhaust stroke 排气冲程
Exhaust system 排气系统
Exhaust valve 排气门
Exhaust valve cam 排气门凸轮
Exhaust valve cap 排气门盖
Exhaust valve guide 排气门导管
Exhaust valve insert 排气门镶座
Exhaust whistle 排气笛
Expansion type muffler 膨胀式消音器
Explosion-proof lighting 防爆灯，防爆照明
Explosion stroke 爆发冲程
Explosive mixture 可爆燃混合气
Explosive welding 爆炸焊接
Exposure limit 暴露极限
Exposure time 暴露时间
Extension 延伸部分
Extent of light projection 前照灯照射范围
Exterior 外观
Exterior trimming parts 外饰件
External combus-tion engine 外燃机
External contracting(drum) brake 外收缩型鼓式制动器
External lighting switch 外部灯开关
Extreme pressure lubricant 耐超高压润滑油

6.1 Fa

Facia(panel)仪表板
Facing 表面加工；涂料；面饰，衬里；对面
Facing attachment 倒角装置
Facing head （镗床）车端面刀架
Facing mill 端铣刀
Facing ring 垫圈，垫片
Facing up 面磨合，配研
Factor of safety 安全系数
Fan 风扇
Fan belt 风扇皮带
Fan belt take-up 风扇皮带松紧装置
Fan belt tension 风扇皮带张力
Fan blade 风扇叶片
Fan-cooled radiator 风扇冷却散热器
Fan cowl 风扇护风罩
Fan driving pulley 驱动风扇皮带轮
Fan flywheel 风扇盘
Fascia board （汽车）仪表板
Fast back 直背式（车顶），溜背式（车顶）
Fastener 紧固件
Fastening bolt 紧固螺栓
Fastening device 紧固机构

6.2 F-h

F-head cylinder F型缸盖气缸
F-head engine F型发动机

6.3 Fi

Fiber 纤维→fibre
Fibre 纤维；硬化纸板
Fibre gear 夹布胶木齿轮
Filler 加水口
Filler cap 加水口盖
Filler cap packing 加水口盖衬垫
Filler neck 加水口颈
Filler opening 注入口
Filler plug 注入口塞
Fillet 圆角，倒角
Filter 滤清器
Filter body 滤清器体
Filter cartridge 筒式滤芯
Filter case cover 滤清器壳盖
Filter cloth 滤布
Filter element 滤芯
Filter funnel 滤清漏斗
Filter gauze 滤网
Final drive 主减速器
Final drive ratio 终减速比，后轴主减速比
Final driving transmission 带主减速器的变速器
Final gear 主传动齿轮
Final reduction gear 最终传动减速器
Final reduction gear device 最终传动减速器
Final reduction gear ratio 最终传动减速比
Final speed of braking 制动终速度
Final voltage 最终电压
Fine-blanked components 零部件精坯
Fine boring machine 精密镗床
Fitting line （轮胎）装配线
Fitting pin 定位销，锁紧销
Fitting shop 装配车间，修配车间
Fixed axle 固定轴
Fixed bead seat 固定胎圈座
Fixed brake shoe abutment 制动蹄支承轴
Fixed contact point 固定接触点
Fixed control 固定控制
Fixed costs 固定成本
Fixed gear wheel 固定齿轮
Fixedshaft transmission 固定轴式变速器
Fixed side gate body 后开门货箱
Fixed type piston pin 固定式活塞销
Fixing plate 固定板
Fixture 夹具

6.4 Fo

Four-cycle engine 四冲程发动机
Four-door hardtop sedan 四门硬顶轿车
Four-headlamp system 四前灯系统
Fourth gear speed 四档速度
Four wheel drive 四轮驱动
Four wheel drive tractor 四轮驱动牵引车

6.5 Fr

Frame 车架；骨驱
Frame extension 车架伸出部分
Frame fittings 车架配件
Frameless constructon 无车架结构
Frameless vehicle 无车架汽车，整体结构汽车
Frame stiffening 车架加固
Frame straightener 车架校直装置
Framework 车架；骨架
Framework material 骨架材料
Free control 自由控制
Freedom of motion 运动自由度
Free piston 自由活塞
Free piston compressor 自由活塞压气机
Front wheel alignment 前轮定位，前轮校准
Front wheel bearing 前轮轴承
Front wheel brake 前轮制动器
Front wheel drive 前轮驱动
Front wheel drive type 前轮驱动式
Front wheel driving shaft 前轮驱动轴
Front wheel spindle 前轮轴，转向节轴
Front wheel toe-in 前束，前轮内倾
Front wing 前翼板
Frosted glass 霜花玻璃，毛玻璃，磨砂玻璃

6.6 F-t

F-type combustion chamber F型燃烧室

6.7 Fu

Fuel 燃油，燃料
Fuel atomizer 燃油雾化器
Fuel capacity 燃料容量
Fuel cell 燃料电池
Fuel cock 燃油开关
Fuel collector 燃油泵内供油道
Fuel consumption 油耗率
Fuel consumption ga(u)ge 燃油消耗指示器
Fuel consumption 燃油消耗量
Fuel feed 燃油供给
Fuel feed pump 供油泵
Fuel injection 燃油喷射
Fuel injection engine 燃油喷射式发动机
Fuel injection pipe （柴油机）高压油管
Fuel injection pump 燃料喷射泵，喷油泵
Fuel injection system 燃油喷射装置
Fuel level 燃油液面，燃油油位
Fuel level adjustment 燃油位调节
Fuel level control 燃油位调节
Fuel level indicator 燃油油量表
Fuel level sending unit 油位表传感器
Fuel nozzle 燃油喷嘴
Fuel pipe 燃油管
Fuel pipe union 燃油管接头
Fuel pressure pipe 高压燃油管
Fuel priming valve 起动加油阀
Fuel pump 燃油泵
Fuel pump filter 燃油泵滤清器
Fuel pump liner 燃油泵衬套
Fuel regulating valve 燃油调节阀
Fuel regulating jet 燃油调节喷嘴
Fuel regulating rod 燃油调节杆
Fuel spray 燃油喷雾
Fuel tank 燃油箱
Full-floating axle shaft 全浮式半轴
Full-floating type drive axle 全浮式驱动轴
Full-open throttle 全开节气门
Full reclining 全倾斜（座椅）
Full throttle 全开节气门
Full tracked combat tank 全履带战斗坦克
Full trailer 全挂车
Full-trailer towing vehicle 全挂车牵引汽车
Fully supercharged engine 全增压式发动机
Function 功能，作用；函数
Functional component 功能部件
Funnel 漏斗
Furnace 炉；燃烧室；反应堆
Fuse 熔断丝，保险丝
Fuse block 熔断丝盒
Fuse plug 熔断丝塞
Fusing burner 烧熔喷嘴
Fusing current 熔断电流

7.1 Ga

Ga(u)ge 仪表，仪器，量规
Galvanized steel 镀锌钢
Galvnometer 检流计，电流计
Gap 间隙，裂纹
Gap bridging （火花塞电极）间隙跨连
Gapping of spring 弹簧间隙
Garage 汽车库；修理间
Garage costs 车库费用
Gas bag 气囊
Gas bomb 毒气弹
Gas bubble 气泡
Gas carburizing 气体渗碳
Gas condenser 气体冷凝器
Gas cooler 气体冷却器
Gasoline 汽油
Gasoline can 汽油听
Gasoline drum 汽油桶
Gasoline-electric drive 汽油机电力传动
Gasoline engine 汽油发动机，汽油机
Gasoline filler neck 汽油加注口管
Gasoline hand pump 手动汽油泵
Gasoline injection pump 汽油喷射泵
Gasoline injection system 汽油喷射装置
Gasoline meter 汽油表
Gasoline pipeline 汽油管道
Gasoline pump 汽油泵
Gasoline rising pipe 汽油提升管
Gasoline separator 汽油析离器
Gasoline tank 汽油箱，汽油罐
Gasoline tank hoop 油箱卡箍
Gas pressure feed lubrication 气体加油润滑
Gas pressure vessel 气体压力容器
Gas pressure welding 加压气焊
Gas regulating handle 气体调节手柄
Gas saver 省油器
Gas shock absorber 氮气减振器
Gas thread 管螺纹
Gas tongs 气管钳
Gas turbine 燃气轮机
Gas turbine engine 气轮机
Gas turbine exhaust 涡轮机排气
Gas valve （燃）气阀
Gas welding 气焊
Gate （货箱）栏板
Gate chain 栏板链条
Gate change gear lever 定位板式变速杆
Gate hook 栏板锁栓
Gate hook handle 栏板锁栓手柄
Gate shife 定位板式换档
Gate wing 门扇（两扇门中的一扇）
Gauge control 仪表控制
Gauge pipe 仪表管

7.2 Ge

Gear 齿轮；传动装置；（排）档数
Gear backlash 齿侧间隙
Gear box 变速器
Gear box cover 变速器盖
Gear box flange 变速器凸缘
Gear box position 变速器位置
Gear box tunnel 车身内变速器突起
Gear broach 齿轮拉刀
Gear control lever 变速杆
Gear cutting machine 切齿机
Gear differential 齿轮式差速器
Gear-driven fan 齿轮驱动风扇
Geared coupling sleeve 联结套齿轮
Geared flywheel 环齿飞轮
Geared sector 扇形齿轮
Gear grinding machine 齿轮磨床
Gear group 副变速器
Gear hobbing machine 滚齿机
Gear housing 齿轮箱
Gearing efficiency （齿轮）传动效率
Gear lapping 研齿
Gear lever 变速杆
Gear lever bracket 变速杆架
Gear lever lock 变速杆锁止装置
Gear lock 齿轮保险装置
Gear lubricant 齿轮用润滑剂，齿轮油
Gear planer 刨齿机，插齿机
Gear puller 齿轮拆卸器
Gear pump 齿轮泵
Gear ratio 齿轮速比
Gear rim 齿圈，齿轮轮缘
Gear roughing 齿轮粗加工
Gear selector 变速杆
Gear shift 换档，变速
Gear shift diagram 换档示意图
Gear shifting fork 变速叉
Gear shifting gate 变速滑槽
Gear shifting lever 变速杆
Gear shifting lever knob 变速杆球
Gear slotting machine 插齿机
Gear tooth curve 齿轮齿形曲线
Generator 发电机；直流发电机
Generator cap 发电机盖
Generator charge indicator 发电机充电指示器
Generator frame 发电机构架
Generator regulator 发电机调节器
Generator yoke 发电机构架
Getabout 微型轿车

7.3 Gi

Gilled radiator 翼管式散热器
Gilled tube 翼管
Gimlet 手钻，丝锥

7.4 Go

Governor 调速器
Governor bell crank 调速器曲拐
Governor flyweight 调速器离心重块
Governor housing 调速器外壳
Governor lever 调速器杆
Governor spring 调速器弹簧

7.5 Gr

Gradient-meter 测角计；测斜仪
Gradual braking 渐进制动
Graduated pipette 刻度滴管
Graduated plate 分度盘，刻度盘
Graduated scale 刻度尺
Grain flow 晶粒流向
Grease boot 润滑袋；润滑罩
Grease cup 滑脂杯
Grease gun 油脂枪
Grease lubricator 滑脂润滑器
Grease nipple 油脂嘴，黄油嘴
Grease pump 润滑脂枪，黄油枪
Greaser 注油器
Grease seal 滑脂油封
Grease up 加油，加注润滑脂
Greasing pit 加油地坑
Grid 栅极；格栅；栅条
Grind 磨，磨光
Grinder 研磨机，磨床
Grinding 磨削加工，粉碎，研磨
Grinding allowance 磨削余量
Grinding finish 研磨加工
Grinding machine 磨床
Grinding powder 研磨粉，磨粉
Grinding wheel 砂轮轴

8.1 Ha

Hacksaw 弓锯
Hacksaw machine 锯床
Hair pin bend （道路）回头弯，急弯
Half-bearing 轴瓦
Half-compressioncam 减压凸轮
Half cone 半锥形
Half dual spacing 半双轮中心距
Half-elliptic leaf spring 半椭圆形弹簧
Half intermediate cross member 半中间横梁
Hammer tup 锤头
Hand brake 手制动器
Hand brake bracket 手制动器架
Hand brake lever 手制动拉杆
Hand brake valve 手制动阀
Hand button 按钮，旋钮
Hand chisel 手凿，手铲
Hand crank 起动摇把
Hand drill 手摇钻
Handling device 装卸机构，搬运装置
Hand lubrication 手润滑
Hand oil pump 手油泵
Hand-operated air pump 手气泵
Hand press 手动压床
Hand pressure lubricator 手动压力润滑器
Hand priming pump 手打起动注油泵
Handrail 扶手
Hand reamer 手绞刀
Hand saw 手锯
Hand screen 焊工面罩
Hand shield （焊工）手持面罩

8.2 He

Header board （货箱）前板
Header tank 散热器上集水室
Head gasket 气缸盖垫片
Heading angle （汽车）方位角
Head lamp 前照灯，头灯，前大灯
Head lamp bezel 前照灯灯圈
Head lamp body 前照灯壳
Head lamp bulb 前照灯灯炮
Head lamp changeover switch 前照灯变光开关
Head lamp control switch 前照灯控制开关
Head lamp glare 前照灯眩光
Head lamp glass 前照灯玻璃
Head lamp holder 前照灯灯泡座
Head lamp lens 前照灯反射镜
Head lamp mounting frame 前照灯安装架
Head lamp range 前照灯照射范围
Head lamp rim 前照灯灯圈
Head lamp shell 前照灯外壳
Head lamp support tie rod 前照灯架拉杆
Head lamp switch 前照灯开关
Head lamp tester 前照灯试验器
Head lamp unit 前照灯组合件
Head light 前照灯，前大灯，头灯
Headlight aimers 前照灯调准器
Headlight beam aiming control 前照灯光束对光操纵件
Headlight cleaner control 前照灯清洗器操纵件
Headlight nest 前照灯灯座
Headlights beam switching control 前照灯变光开关
Head light setting 前照灯调整
Head light washing system 前照灯清洗装置
Headlight wiper control 前照灯刮水器操纵件
Heat capacity 热容量
Heat conduction 热传导，导热
Heat conductivity 热传导性
Heat control valve 热控制阀
Heat control valve housing 热控制阀亮
Heat control valve lever 热控制阀杠杆
Heat efficiency 热效率
Heat energy 热能
Heat engineering 热工学
Heater 暖风装置
Heater control 暖风操纵件
Heater core frame 加热器芯架
Heat exchanger 热交换器
Heat fade 热衰退
Heating by exhaust gas 排气加热
Heating by hot water 热水加热
Heating element 热体，发热元件
Heat insulation body 隔热
Heat of compression 压缩热
Heat of gasification 气化热
Heat resistance 热稳定性，抗热性
Heat resisting alloy 而热合金
Heat resisting porcelain 耐热瓷器
Heat rolling 热轧
Heat sink 散热板
Heat treatment 热处理
Heat type sparking plug 热型火花塞
Heat value 发热量
Heat value of sparking plug 火花塞热值
Helical bearing 螺旋滚柱轴承
Helical bevel gear 螺旋锥齿轮
Helical ordinary gear 螺旋齿轮
Helical spring 螺旋弹簧
Helical spring plate 螺旋弹簧板
Helical toothed wheel 斜齿轮
Helicoil 螺旋线圈
Helisert 螺旋镶套

8.3 Hi

High-gear clutch 高档离合器
High grade cast iron 高级铸铁
High-power laser 高功率激光器
High-precision balancing machine 高精度平衡器
High-pressure car washer 高压洗车机
High-pressure engine washing machine 高压发动机冲洗机
High-pressure fuel pipe 高压燃油管
High-pressure oil pump 高压润滑油泵
High-pressure pipe 高压管
High-pressure pump 高压泵
High-pressure sewer flushing vehicle 污水管高压清洗车
High-pressure tire 高压轮胎
High-speed auxiliary jet 高速辅助喷嘴
High-speed diesel engine 高速柴油机
High speed engine 高速发动机
High speed jet 高速喷射
High speed performance test 高速性能试验
High speed revolution 高速旋转
High speed steel 高速钢
High-speed tool steel 高速工具钢
High tension current 高压电流
High tension ignition 高压点火
High tension magneto 高压磁电机
High tension spark plug 高压火花塞
High tension terminal 高压接线柱
High voltage tester 高压试验仪

8.4 Ho

Hold down bracket 托架
Hold-down hook 安装钩
Holder 夹具；电极夹；支架
Hole 孔，穴，通路
Hole nozzle 单孔或多孔喷油嘴
Hole type nozzle 孔型喷油嘴
Hood hinge 发动机罩铰链
Hood latch 发动机锁扣
Hood latch release assembly 发动机罩锁扣松开装置总成
Hood ledge 前挡泥板
Hood lift 发动机罩把手
Hood ornament 发动机罩装饰物
Hood release 发动机罩脱开机构
Hood rod 发动机罩支杆
Hood safety catch 发动机罩安全拉钩
Horizontal cylinder 卧式气缸
Horizontal draught type caburetor 平吸式化油器
Horizontal valve 水平阀门
Horn 喇叭
Horn bulb 喇叭外壳
Horn bush 喇叭衬套
Horn button 喇叭按钮
Horn button cover 喇叭按钮盖
Horn button relay 喇叭按钮继电器
Horn button retainer 喇叭按钮保持圈
Horn button spring 喇叭按钮弹簧
Horn diaphragm 喇叭膜片
Horn reed 喇叭簧片
Horn relay 喇叭继电器
Horn trumpet 喇叭管；警号发生器
Horsepower 马力；功率
Horse shoe magnet 马蹄形磁铁
Hose 软管
Hose clamp 软管夹
Hose clip 软管卡子
Hot air inlet 热空气进气口
Hot bulb 热球
Hot bulb engine 热球式发动机
Hotchkiss(type) drive 开式传动轴传动

8.5 H-t

H-type engine H型发动机
H-type frame H型车架，H型大梁

8.6 Hu

Hub （轮）毂

8.7 Hy

Hydraulic aerial cage 液压高空作业车
Hydraulic air servo 气顶油助力器
Hydraulic autolift 液压汽车升降器
Hydraulic brake 液压制动器
Hydraulic brake cylinder 液压制动油缸
Hydraulic brake drain tube 液压制动系泄放管
Hydraulic braking system 液压制动系
Hydraulic clutch 液力偶合器
Hydraulic copying lathe 液压仿形车床
Hydraulic cylinder 液压缸
Hydraulic damper 液压减振器
Hydraulic drive 液压传动；液力传动
Hydraulic dump hoist 液压自卸车
Hydraulic fluid 液压油
Hydraulic governor 液压调速器
Hydraulic hoist unit 液压起升装置
Hydraulic loader 液压装载机
Hydraulic modulating valve 液压（位置）控制随动阀
Hydraulic motor 液力马达，液压发动机
Hydraulic power brake 液压动力制动
Hydraulic press 液压机，水压机
Hydraulic pressure regulator 液压压力调节器
Hydraulic relay valve 液力继动阀
Hydraulic remote control 液力式遥控
Hydraulic retarder 液力减速器
Hydraulic riveter 液压铆接机
Hydraulic servo brake 液压伺服制动
Hydraulic shock absorber 液压减振器
Hydraulic spring 液体弹簧
Hydraulic stretching machine 液压展锻机
Hydraulic tappet 液压挺杆
Hydraulic torque converter 液力变矩器
Hydraulic transmission 液压传动，液力传动
Hydraulic vacuum servo 液力真空助力器
Hydraulic valve tappet 液压式气门挺杆
Hydrodynamic transmission 液力变速器
Hydrodynamic unit 液力传动装置
Hydroform(type) press 橡胶模压床；液压成形压力机
Hydrogen 氢

9.1 I-b

I-beam axle 前轴工字梁

9.2 Id

Identification number （机器）识别号
Idle adjusting nut 怠速调节螺母
Idle adjusting screw 怠速调节螺钉
Idle compensator 空转补偿器
Idle gear 中间齿轮，惰轮
Idle limiter 怠速限制器
Idle mixture control body 怠速混合气控制体
Idle mixture richness 怠速混合气浓度
Idle running 怠速运转
Idling speed 怠速转速

9.3 Ig

Ignite 点火
Ignition 点火
Ignition advancer 提前点火装置
Ignition analyzer 点火分析器
Ignition by heat of compressio 压燃
Ignition cam 点火分电器凸轮
Ignition circuit 点火线路
Ignition contact breaker 点火断电器
Ignition control hand lever 点火提前控制手柄
Ignition cut-out button 点火断电钮
Ignition device 点火装置
Ignition distributor 分电器
Ignition hole 点火孔
Ignition impulse coupling 冲击点火联轴节
Ignition lag 点火延迟
Ignition noises 点火噪声
Ignition order 点火顺序
Ignition paper 点火纸
Ignition plug 火花塞
Ignition plug with double spark 双极火花塞
Ignition point 燃点，着火温度
Ignition screening 点火屏蔽
Ignition spark 点火火花
Ignition system 点火装置，点火系统
Ignition temperature 点火温度
Ignition timing 点火定时
Ignition timing control system 点火时刻控制系统
Ignition warning light 点火告警灯
Ignition wrench 火花塞扳手

9.4 I-h

I-head combustion chamber I型燃室
I-head cylinder I型缸盖式气缸

9.5 In

Indicated lateral acceleration 指示横向加速度
Indicating instrument 指示仪表
Indicating plug ga(u)ge 指示式塞规
Indicator 指示器
Indicator lamp 指示灯
Individual drive of machine tools 机床独立驱动
Individual ignition cut out switch 单独点火断电器开关
Induced current 感应电流
Induced electric motive force 感应电动势
Induction 吸入，进气；感应
Induction current 感应电流
Induction manifold 进气歧管
Induction melting furnace 感应熔化炉
Induction period 吸气时间,进气时间
Induction soldering 感应焊接
Inductive heat treatment 感应热处理
Inductive ignition system 电感点火系统
Inductor generator 感应发电机
Inductor magneto 感应磁电机
Inductor motor 感应式电动机
Inertia braking system 惯性制动系
Inertia charge 惯性增压
Inertia diagram 惯性力图
Inertia force 惯性力
Inertia principal axes system （簧上）惯性主轴坐标系
Inertia proportioning valve 惯性比例阀
Inertia starter 惯性起动器
Injection 喷射，注入
Injection advance 喷射提前
Injection carburetor 喷射式化油器
Injection mould 注塑模具
Injection moulded plastic part 注塑零件
Injection nozzle 喷油嘴
Injection pressure 喷射压力
Injection pump 喷射泵
Injection timing device 喷射正时装置
Injector 喷嘴
Injector comparator 喷油器对比器
Inlet 进气
Inlet air pipe 进气管
Inlet connector 进油管接头
Inlet filter 进油口过滤器
Inlet manifold 进气歧管
Inlet mainford heat regulator 进气歧管温度调节器
Inlet manifold port 进气歧管口
Inlet nipple 进油管接头
Inlet of cold air 冷空气进口
Inlet opening 进气孔
Inlet pipe 进气管
Inlet port 发动机进气口
Inlet silencer 进气管消声阀
Inlet temperature 进气温度
Inside race 轴承内圈
Inside roof lining 车顶内衬
Inside silencer 车内减声板
Insignia 汽车商标
Inspect 检查，检验
Inspection 检视
Inspection hole 检视孔
Inspection lamp receptacle 行灯插座
Inspection pit 检修坑
Inspection rack （汽车）检修台架
Installation drawing 安装图
Instrument 仪表
Instrument board 仪表板
Instrument board clock 仪表板时钟
Instrument board support 仪表板支架
Instrument cluster 仪表组，仪表群
Instrument lamp 仪表灯
Instrument panel light switch 仪表板照明开关
Instrument steering 仪表转向
Instrument upper garnish 仪表板护面
Integral cam 整体凸轮
Integrated circuit 集成电路
Internally toothed annulus 内齿圈
Internal resistance 内阻力
Internal teeth 内齿
Internal thread 内螺纹
Internal threed rolling 内螺纹滚轧
Interrupter contact 断续器接点
Interruption of service 运行中断，使用停止
Inverted in-line engine 倒置气缸直列式发动机
Inverter 逆变器，反向变换器
Invisible hinge 内藏式铰链，隐式铰链
Involute teeth 渐开线齿
Involute tooth gear 渐开线齿轮

9.6 Io

Ion exchanger 离子交换器
Ionize 电离

9.7 Ir

Iron 铁
Iron alloy 铁合金
Iron carbide 碳化铁
Irregular ignition 不正常点火
Irreversible steering gear 不可逆转的转向器

10.1 Ja

Jack lug 千斤顶座板
Jack nub 千斤顶节
Jack operating lever 千斤顶操纵杆
Jack pump 油矿泵
Jack screw 千斤顶丝杠
Jammed clutch 卡住的离合器
Jamming 卡住，挤住
Jamming of valve 气门卡住
Jamming roller 夹紧滚子
Jam nut 锁紧螺母

10.2 Je

Jet 喷气流，射流
Jet carburettor 喷射化油器
Jet engine 喷气发动机
Jet needle 油嘴量针

10.3 Ji

Jib crane 旋臂起重机
Jig boring machine 坐标镗床
Jig grinding 坐标磨削
Jitter 信号不稳定性；颤动

10.4 Jo

Joggled frame 弯骨架
Joiner 接合件
Joint cross （万向节的）十字头
Joint pin 接合销

10.5 Ju

Jumper cable 跨接电缆
Jumper hose 跨接软管
Jump seat 折叠式座位
Jump spark 跳跃火花
Junction 接合，连接点，中继线
Junction box 接线盒
Junk 废料，废车
Junked car 旧车，廉价车
Junkers-type engine 容克型发动机
Junkers-type fuel injection system 容克型喷油装置
Junk ring 活塞环槽镶圈
Junk yard 废车放置场
Just gap(美) 电极间隙，火花间隙
Just level 最佳电平
Just size 正确尺寸

11.1 Ke

Keeper 保持器，夹头；锁片；止动螺母
Keller machine 仿形铣床，自动雕刻机
Kelmet 油膜轴承，铅青铜轴承合金
Kerbing rib （胎侧）防擦线
Key cylinder 锁芯
Keyed-on cam 键装凸轮
Key seater 键槽铣刀
Key way 健槽

11.2 Ki

Kickback test （转向盘）反冲试验
Kickdown 换低档；自动跳合
Kickdown switch 自动跳合开关
Kick of engine 发动机反转
Kick starter 脚踏起动机
Kick-up of frame 梁架弯曲部分
Kilo 千（SI词头）
Kilocalorie 千卡
Kilogram(me)千克
Kilometer 千米，公里
Kinematic friction 动摩擦
Kinematic variable 运动变量
Kinetic energy 动能
Kingpin 转向节主销
Kingpin angle 主销倾角
Kingpin caster angle 主销后倾角
Kingpin inclination 主销内倾
Kingpin lock bolt 主销锁紧螺栓
Kingpin offset 主锁偏移距
Kingpin thrust bearing 主销推力轴承
Kit （工具，备件，用品）包[盒，箱，组]

11.3 Kn

Knce-action suspension 膝动式独立悬架
Knce-action wheel 膝杆作用独立悬挂车轮
Knce-type milling machine 曲柄式铣床，肘节式万能铣床
Knight engine 套式气门发动机
Knob 按扭，捏手
Knock back （摇把）反击，（活塞）逆行，（曲轴）反转；反座
Knock compound 搞爆震剂
Knock down 拆卸，解体
Knocking 爆震
Knock resistance 抗爆震性能
Know-how 诀窍，情报，技巧
Knuckle 转向节
Knuckle arm 转向节臂
Knuckle pivot pin 转向节销
Knuckle spindle 转向节轴
Knurled head 滚花头（螺钉）
Knurled nut 滚花螺母
knurling 滚花，压花
Knurling device 滚花装置，压花刀具
Knurlizer 滚花刀，滚花辊轮

11.4 Kr

Kraft paper 牛皮纸

12.1 La

Label 标牌
Labyinth 回绕式
Labyrinth seal 迷宫式密封
Lacquer 清漆
Ladle 铸勺，铸桶；汲器
Lag angle 滞后角
Lagging cover 气缸保温套；防护套
Laminated (safety) glass 夹层[胶合]玻璃
Laminated armature 叠式电枢
Laminated leaf spring 多片式钢板弹簧
Laminated spring forming machine 叶片弹簧成形机
Laminated spring hardening machine 叶片弹簧淬火机
Laminated windshield glass 夹层风挡玻璃
Laminating machine 叠层机，分层机
Lamp 灯，灯泡，灯管
Lamp base 灯座
Lamp bracket 灯架
Lamp cover 灯盖
Lamp glass 灯玻璃
Lamp housing 灯壳
Lamp reflector 灯反射罩
Lamp seat 灯壳座
Lamp support 灯架（即散热器固定框）
Lamp ring 灯圈
Lamp seat 灯壳座
Landau(let) 后部活顶轿车
Landaulet-sedan 后部活顶轿车
Lane 车道
Lap joint of piston ring 活塞环对口搭接
Lapping finish 研磨精加工
Lapping machine 精研机，研磨机
Lathe centre 车床顶尖
Lattice of roof 车顶格架
Layer of wire gauze 线网层
Layout 布置，配置

12.2 Le

Lead 引导；导线；导程
Lead 铅
Lead accumulator 铅蓄电池
Lead alloy 铅合金
Lead angle 导程角，螺纹升角
Lead bronze 铅青铜
Leaded gasoline 有铅汽油
Lead-free gasoline 无铅汽油
Leading edge of cam 凸轮升高面
Leading shoe 主制动蹄，紧蹄
Leading spark plug 前置火花塞
Leading trailing shoe brake 领从蹄式制动器
Lead of screw 螺旋导程
Lead sealing pliers 铅封钳
Lead wire 引线
Leaf spring 钢板弹簧，叶片弹簧
Leaf spring bushing 钢板弹簧衬套
Leaf spring pin 钢板弹簧销
Leak detector 检漏器，渗漏指示器
Leaking point 泄漏点
Leaking valve 漏泄阀
Leak-proof product for radiator 散热器的防漏剂
Leak tester 探漏器
Lean burn 稀薄燃烧
Lean mixture 稀混合气，贫油混合气
Leather 皮革
Ledge 凸缘
Left-hand drive 左座驾驶
Left-hand screw 左旋螺纹[钉]
Left-hand traffic 靠左行驶的交通
Lens 透镜
Lens holder 灯玻璃架
Lens mounting screw 灯玻璃安装螺钉
Level 液位，水平
Leval adjustment system 水平调节系统
Level block （检验用）平板[台]
Level crossing 道路平面交叉
Level ga(u)ge 液位计；水准仪，水平规
Leveling jack 找平螺杆
Leveling valve 高度阀，调平阀
Leveling valve of front axle 前轴水平控制阀
Level hoad 水平负荷
Level warning switch 液面报警开关
Lever 杠杆，杆
Lever action shock absorber 杠杆作用式减振器
Lever knob 手把，拉杆
Lever locking device 杠杆固定装置
Lever rod 杠杆，拉杆
Lever spring 变速杆弹簧
Lever spring seat 变速杆弹簧座
Lever switch 杠杆开关
Lever type shock absorber 摇臂式减振器

12.3 L-h

L-head cylinder 侧置气门式发动机

12.4 Li

License（美）执照，许可证，批准
License plate 车号牌照
License plate lamp 牌照灯
Lid 盖
Lift 扬程，升降机，升力
Lifting hook 吊钩，起重钩
Lifting magnet 提升磁铁
Lifting pressure of cam 凸轮的升起压力
Lifting slings 起重滑车，起重索具
Lift of cam 凸轮升程
Lift of governor sleeve 调速器套筒升程
Lift of wheel 车轮提升高度
Lift truck 起重汽车，升降式装卸车，叉车
Light alloy 轻合金
Light alloy piston 轻合金活塞
Light bundle 光束
Light bus 轻型客车
Light collecting lens 集光透镜
Light deflector 反光镜
Light dump truck 轻型自卸货车
Light dydrocarbon 轻烃
Lighting 照明
Lighting circuit 照明电路
Lighting equipment 照明设备
Lighting regulation 灯光调节，照明调节
Lighting switch 照明开关
Lighting system 照明装置[系统]
Light obscuration 不透光度
Light oil 轻油
Light semi-trailer 轻型半挂车
Light shield 遮光罩
Light signal 灯光信号
Light stock （轮胎表面）缺胶
Light switch 灯开关
Light switch hand lever 灯开关手动杆
Light truck 轻型货车
Light tunnel 光通道
Light van 轻型棚式货车
Lightweight car 轻型汽车
Ligroin 粗汽油，石油醚
Limited slip differential 防滑差速器
Limit ga(u)ge 极限规，极限量规
Limiting clearance 极限间隙
Line engine 直列发动机
Line filter 管路滤清器
Linen 亚麻布
Linen tape 布卷尺
Line of contact 接触线
Line of force 力线，力作用线
Liner bushing 衬套
Liner plate 隔板，垫板
Liner ring 套筒环
Lining 蹄片，衬面
Lining reliner 蹄片更换器，衬面更换器
Lining riveter 铆蹄片机
Link 连杆
Linkage 连杆系；联动装置；连接
Linkage ball joint 连杆球接头
Linseed oil 亚麻子油，胡麻子油
Liquefaction of gas 气体液化
Liquefied gas tanker 液化气罐车
Liquefied petroleum gas 液化石油气
Liquid ballast 镇重液体
Liquid crystal 液晶
Liquid fuel 液体燃料
Liquid gas 液化气体
Liquid honing 液体珩磨
Liquidometer 液面测量计
Liquid reserve tank 备用液箱
Liter-car 小排量（1升左右）轿车
Lithium soap grease 锂皂润滑脂
Litter 担架；杂乱废物
Live axle 主动轴，转动轴，驱动轴

12.5 Lo

Load speed 负载转速
Load test 荷载试验
Localized wear 局部磨损
Locating plate 定位板
Locating rivet 定位铆钉
Location dowel 定位销
Location hole 定位孔
Lock cylinder 锁芯
Locking device 闭锁装置
Locking differential 强制锁止差速器
Locking dog 锁块，止爪
Locking screw 锁紧螺钉，固定螺钉
Lock nut 锁紧螺母
Lock-up clutch 锁止离合器
Lock-up torque converter 锁止式液力变矩器
Lock washer 锁紧垫圈
Longitudinal acceleration 纵向加速度
Longitudinal force 纵向力
Longitudinal force of tire 轮胎纵向力
Longitudinally split rim 对开式轮辋
Longitudinal plane of symmetry of vehicle 车辆纵向对称平面
Longitudinal velocity 纵向速度
Longitudinal vibration 纵向振动
Long-range light 远光，大光，高光束
Long stroke 长行程
Loop scavenging 回流换气法
Loose change gear 常啮齿轮
Loose tire flange （轮）胎边松弛
Lorry(英) （载）货（汽）车，卡车
Loss due to friction 摩擦损失
Loss of compression 压缩损失
Loss of delivery 交货损失
Loss of power 功率损失
Loss of pressure 压力降，压力损失
Lost wax casting 失蜡铸造
Loud speaker 扩音器
Louver 散热器百叶窗，通气窗
Low beam (前照灯的)低光束，大灯近光
Low bed trailer 低架挂车，低台挂车
Low bracket gasoline 低辛烷值车用汽油
Low built car 低车架汽车，低型汽车
Low calorific value 低热值
Low compression ratio engine 低压缩比发动机
Low cost road pavement 简易路面
Low deck body 低台货箱
Lower arm 下拉臂

13.1 Ma

Maag gear 马格齿轮
Macadam 碎石路面
Macadam roller 碎石压路机
Machine oil 机油
Machine parts 机械零件，机械元件
Machine reamer 机用铰刀
Machinery room[spase] 发动机舱
Magnaflux 磁田探伤
Magnaflux apparatus 磁力探伤机
Magne-switch 磁力开关
Magnet 磁铁
Magnetic chuck 电磁吸盘
Magnetic cleaner 磁力滤清器
Magnetic clutch 电磁离合器
Magnetic disc 磁盘
Magnetic field 磁场
Magnetic fluid 磁流体
Magnetic fluid clutch 磁流体离合器
Magnetic inductive 磁感应式
Magnetic inspection 磁力探伤
Magnetic properties 磁的性质
Magnetic riveting press 电磁铆钉机
Magnetic separator 磁力分离器
Magnetic slide type starter 电磁滑动齿轮式起动机
Magnetic speedometer 磁力转速计
Magnetic switch 磁开关
Magnetic tape 磁带
Magnetic tape cassette 盒式磁带
Magnetic-type speedometer 电磁式车速表
Magnetic valve 电磁阀
Magnetism 磁性
Magnetization 磁化
Magneto 磁（石发）电机
Magneto bracket 磁电机架
Magneto breaker bar 磁电机断电臂
Magneto breaker box 磁电机断电盒
Magneto breaker cam 磁电机断电凸轮
Magneto dynamo 高压永磁发电机；直流发电机组
Magneto ignition 磁电机点火
Magnet plug 磁性塞，磁性油堵
Magnify 放[扩]大
Magnitude 振幅，幅值，量值
Mail car[van]邮政车
Main air bleed jet （化油器）主空气喷嘴[量孔]
Main air valve 主气阀
Main beam 主梁；主光束
Main bearing 主轴承
Main bearing bolt 主轴承螺栓
Main bearing boring machine 主轴承镗床
Main bulb 主灯炮
Main clutch 主离合器
Main combustion chamber 主燃烧室
Main drive gear 主动齿轮
Main drive shaft （变速器）第一轴，离合器轴
Main filter 主滤清器
Main flow 主流
Main frame 车架
Main fuel passage 主燃油道
Main fuel pump 主燃油泵
Main fuse 主保险丝
Main jet （化油器）主量孔
Main nozzle 主喷嘴
Main oil pipe 总油管
Main oil tank 主油箱
Main shaft 主轴
Main shaft bearing 主轴轴承
Main shaft thrust washer 主轴推力垫圈
Main spring leaf （钢板弹簧）主片
Maintainability 维修[保养]性
Main tank 主（油）箱[罐]
Maintenance 维护，保养
Maintenance costs维修费用
Maintenance depot 维修场
Maintenance free 无需维护，免费维修
Maintenance frequency 维修频度
Maintenance manual 维护说明书[手册]
Maintenance period 保养周期
Maintenance shop 维修车间[厂]
Maintenance station 维修站
Maintenance task 维修任务
Main venturi pipe 主喉管
Major failure 严重故障
Major repair 大修
Make-and-break ignition 断电式点火，继电器点火
Maker 制造厂
Maladjustment 失调
Male die 阳模
Male thread 外螺纹
Malfunction 故障，操作不当
Malleable cast iron 可锻铸铁，玛钢
Mallet 木槌；手锤
Mammoth major 重型载运车辆
Management 管理
Man-machine-envionment system 人机环境系统
Manoeuvreability 操纵性
Manometer 压力表，压力计
Mantlet 防盾
Manual 人工，手动；手册，说明书
Manual accelerator 手油门
Manual brake 手制动器
Manual ignition control 手动提前点火调节
Manual shifted transmission 手动换档变速器
Manual rivet 手工铆接
Manual shear 手动剪床
Manual shift 人工换档
Manual steering gear 机械转向器
Manual steering system 机械转向系
Mask 掩盖，屏蔽；防护面具
Masking compound 覆盖油脂（喷漆时覆盖不需喷处）
Masking tape 覆盖胶带，防护用胶条
Mass emission 质量排放量
Mass distribution ratio 质量分配比
Mass-produced car 大量生产的汽车
Mast 柱，杆，转向柱
Master clutch 主离合器
Master cylinder 主缸，总泵（制动器或液压离合器）
Master cylinder body 主缸体
Master cylinder piston 主缸活塞
Master leaf （钢板弹簧）主片
Master lighting switch 灯光总开关
Master switch 总开关
Mast jacket 转向柱套管
Masut 重油
Material mechanics 材料力学
Material nonlinearity 材料非线性
Material specimen 材料样品
Mathematical model 数学模型
Mating gear 相啮合的齿轮
Maximum engine torque 发动机最大扭矩
Maximum drawbar pull 最大牵引力
Maximum gear ratio 最大齿轮速比
Maximum gradeability 最大上坡能力
Maximun green period 最长绿灯时间
Maximum ground contact pressure 最大接地压
Maximum output 最大输出功率
Maximum pay load 最大装置重量
Maximum pedal travel 踏板最大行程
Maximum permissible speed 最大容许速度
Maximum power 最大功率
Maximum pressure 最大压力
Maximum revolution 最大转速
Maximum speed governor 最大速度限速器
Maximum steering angle 最大转向角
Maximum torque 最大转矩
Maximum total mass 最大总质量
Maximum towed mass 最大拖挂质量
Maximum tractive force 最大牵引力
Maximum usable length 最大可用长度
Maximum weight 最大重量

13.2 Me

Measuring instrument 测量仪器
Mechanical element 机械元件
Mechanical energy 机械能
Mechanical engineer 机械工程师
Mechanical equivalent of heat 热功当量
Mechanical fuel pump 机械燃油泵
Mechanical loss 机械损失
Mechanical lubrication 机械润滑
Mechanical lubricator 机械润滑器
Mechanical press 机械压床
Mechanical properties 机械性质
Mechanical stress 机械应力
Metal 金属，轴承合金
Metal bin 金属架
Metal bonding 金属胶接
Metal degreasing machine 金属去油机
Metal(l)ikon 金属喷镀[涂]
Metallic 金属的
Metallic filament lamp 金属灯泡
Metallic materials 金属材料
Metallic packing 金属填料
Metal removal rate 金属切削率
Metal washing machine 金属清洗机
Metal working machine 金属加工机
Meteorological instrument 气象仪器

13.3 Mo

Mounting block 装配台
Mounting bolt装配螺栓
Mounting bracket 支承架
Mounting flange 定位凸缘，安装凸缘
Mover 发动机

13.4 Mu

Muffler 消声器
Muffler explosion 消声器爆燃
Multi-cable socket 复合插座
Multicarburetor 多联化油器
Multi-circuit braking system 多回路制动系
Multi-counter-shaft transmission 多中间轴变速器
Multicylinder engine 多缸发动机
Multidisc clutch 多盘离合器
Multidrive 多档自动变速器
Multifuel engine 多种燃料发动机
Multigap plug 多间隙火花塞
Multihole nozzle 多孔喷嘴
Multiple jet carburetor 多喷嘴化油器
Multipolar electric motor 多极发电机
Multithroat carburetor 多腔化油器

14.1 Na

Nail puller 拔打器
Nail punch 冲钉机；钉形冲头
Name board 铭牌
Nano 纳（诺）
Nanometer 纳米
Nanosecond 纳秒
Naphtha 粗汽油
Naturally aircooled engine 自然空冷发动机
Natural rolling 自由侧倾（振动）
Natural vibration 固有振动
Nave 轮毂
Nave plate 毂凸缘

14.2 Ne

Near constant velocity universal joint 准等速万向节
Needle regulation 阀针调节
Needle roller 滚针
Needle seating 针阀座
Needle shaft 针阀杆
Needle sleeve 针衬套
Needle valve 针阀

15.1 Od

Odometer 里程表
Odontometer (齿轮)公法线测量仪

15.2 Of

Off-gas 废[排]气
Off-position 断路位置，非工作位置
Offset 偏置；偏心
Offset cab 侧量驾驶室
Offset camshaft 偏置凸轮轴
Offset connecting rod 偏位式连杆
Offset cylinder 偏置气缸
Offset frame 偏置车架
Offset piston pin 偏置活塞销

15.3 Oi

Oil brake 液压制动器
Oil can 油壶，加油器
Oil circulating pump 机油循环泵
Oil cleaner 机油滤清器
Oil conduit 油道
Oil-control ring 油环
Oil coolant 冷却油
Oil cooled piston 油冷活塞
Oil cooler 机油冷却器
Oil deflector 导油器，挡油板
Oil delivery filter 输油滤清器
Oil drain hole （活塞环槽）回油孔
Oil drain cock 放油栓
Oil drain plug 放油塞
Oil emulsifier 润滑油乳化剂
Oil emulsion 乳化油
Oiler 加油器，注油器，油壶
Oil feeding line 供油装置
Oil feed line 供油管路
Oil filler 加机油口
Oil filler pipe 加油管
Oil film 油膜
Oil filter 机油滤清器
Oil filter body cover 机油滤清器口盖
Oil filter case 机油滤清器壳
Oil filter clamp 机油滤清器夹
Oil filter net 机油滤清器网
Oil hand pump 手动机油泵
Oiling 加油，润滑
Oil inlet 进油管
Oil jack 液压千斤顶
Oilless bearing 含油轴承
Oil level 油位，油面
Oil level dipstick 量油尺
Oil level warning sensor 机油油量报警传感器
Oil loam 油泥
Oil mist 油雾
Oil nipple 加油嘴
Oil outlet 机油出口
Oil overflow valve 溢油阀
Oil pan 机油盘，油底壳
Oil pan drain plug 机油盘放油塞
Oil pan gasket 机油盘衬垫
Oil pan seal 机油盘密封条
Oil pipe 机油管
Oil pistol 油枪
Oil pressure 油压
Oil pressure ga(u)ge 油压表，机油压力表
Oil pressure indicator 油压表
Oil pressure regulator body 油压调节器体
Oil pressure regulator gasket 油压调节器衬垫
Oil pressure regulator packing 油压调节器垫圈
Oil pressure regulator valve 油压调节器阀
Oil pressure relief valve 油压安全阀
Oil pressure sending unit 油压表传感器
Oil pressure stabilizer 油压稳定器
Oil pump 机油泵
Oil pump body 机油泵体
Oil pump body set screw 机油泵体固定螺钉
Oil pump cross gear 驱动机油泵螺旋齿轮
Oil pump driven gear 机油泵从动齿轮
Oil pump driving gear 机油泵主动齿轮
Oil pumping （活塞环）泵油作用
Oil pump location dowel 机油泵定位销
Oil pump safety valve 机油泵安全阀
Oil pump screen 机油泵滤网
Oil pump tube 机油泵管
Oil pump tube bush 机油泵管衬套
Oil quenching[hardening] 油淬
Oil regulating valve 机油调节阀
Oil renewal 机油再生
Oil reservoir 油罐，制动液罐
Oil resistance solid tire 耐油实心轮胎
Oil screen 滤油网
Oil screen cover 滤油网盖
Oil seal 油封
Oil seal retainer 油封护圈
Oil shield 油挡
Oil tank 油箱
Oil tank trailer 油罐挂车
Oil tank truck 油罐车
Oil tappet 液压挺杆
Oil temperature 油温
Oil temperature regulator 油温调节器
Oil thermometer 油温表
Oil thrower 抛油环
Oil tight 不漏油
Oil trough 油槽
Oil wiper 擦油器
Oily varnish 油性漆

15.4 On

One cylinder engine 单缸发动机
One hole nozzle 单孔喷嘴
One-piece rim 一件式轮辋
One-way road 单行线
One-way traffic 单向行驶，单向交通
One wire system 单线制（电路）
On ga(u)ge 符合公差

15.5 Op

Open cell 非封闭式电池
Open combustion chamber 单一式燃烧室
Open die forging 自由锻
Open end wrenches 双手扳手
Open exhaust 自由排气
Open-link chain 开口链
Open type car body 敞式车身
Operating cam 作用凸轮
Opposed cylinder engine 对置气缸式发动机
Optical indicator 光学指示器
Optical tool presetter 光学对刀器

15.6 Os

Oscillating axle 摆动轴
Oscillating cylinder 摆动（油，气）缸
Oscillation absorber 减振器
Oscillatory instability 振荡不稳定性
Oscilloscope 示波器

15.7 Ot

Otto cycle 奥托循环
Otto engine 四冲程内燃机

15.8 Ou

Outboard brake 轮毂外悬制动器
Outboard support 外侧支架
Outer lane 外车道
Outer panel [cover]蒙皮
Outlet valve 出油阀
Outlet velocity 出口速度
Outline 外廊，外形；概要
Out of control 失控
Output 输出，输出功率
Outside race 轴承外圈
Outside seat 外座

15.9 Ov

Ovality （活塞）椭圆度
Ovalization （活塞）椭圆化
Oval piston 椭圆形活塞
Overall 总计的，全部的
Overall efficiency 总效率
Overfill valve 过满阀
Overflow 溢流，溢出
Overflow nipple 溢流管嘴
Overflow pipe 溢流管
Overflow valve 溢流阀
Overfueling 呛油（供油过多而灭火）
Overhang 外悬（车身前后端悬出轴外）
Overhaul 大修
Overhauling 大修作业
Overhaul life 大修周期
Overhead camshaft 顶置凸轮轴
Overhead camshaft type engine 顶置凸轮式发动机
Overhead crossing 立体交叉点
Overhead servicing vehicle 架空修理车
Overhead valve 顶置气门
Overheat 过热
Overinflation （轮胎）过量充气
Overlap 重叠
Overlay 涂（镀）层
Overload 超载，过载
Overload protection brake 防过载制动器
Overload rating 过载定额
Over-lubrication 过度润滑，过量润滑
Over pass 立体交叉
Over recovery （制动器衰退的）过恢复
Over-revolution 超速
Over-rich mixture 过浓混合气
Overrunning clutch 单向离合器
Overshoot 超调量

16.1 Pa

Package 程序包；包装
Package tray （轿车）后窗台
Packeting machine 包装机
Packing 填料，垫料；包装
Packing cloth 密封布，填封布
Packing piece 填密片，垫片
Packing spring 衬垫弹簧，密封弹簧
Pad 衬垫，制动块
Paint 油漆，涂料
Pairglass 夹层玻璃
Pancake engine 卧式发动机
Panel (车身)板件；仪表板
Panel board for car bodies 车身仪表板
Panel body 厢式车身，封闭式车厢
Panel lamp[light] 仪表板照明灯
Parallel seat 平行座椅
Parallel spline 矩形花键
Parking lamp indicator 停车灯指示器
Parking lane 停车道
Parking meter 停车计时表
Parking place 停车车位
Parking prohibition 禁止停车
Parkometer 停车计时表
Part 部分，零件
Part design 零件设计
Part drawing 零件图
Part-flow smokemeter 部分流式烟度计
Partial failure 局部故障
Partial floating 半浮动
Partial flow sampling 部分流取样法
Partial projection 局部投影
Parts cleaner 零部清洗机
Parts cleanliness 零件清洁度
Parts list 零件表，配件目录
Parts repair 零件修理
Parts throttle 部分节流
Pass band 通（频）带
Passenger car tire 轿车轮胎
Passenger compartment 客厢
Passing lamp[light] 近光灯,会车灯
Patch rubber 修补用橡胶片
Patent 专利
Patent application 专利申请
Patent law 专利法
Patent leather 漆皮

16.2 Pe

Pedal 踏板
Pedal arm 踏板臂
Pedal bush 踏板衬套
Pedal effort 踏板力
Pedalfree autochoke 全自动阻风门
Pedal jack 脚踏起重器，千斤顶
Pedal-operated oil pump脚踏油泵
Pedal pad 踏板垫
Pedal plate 脚踏板
Pedal pressure 踏板力
Pedal shaft 踏板轴
Pedal stopper 踏板限位螺栓
Pedal switch 踏板开关
Pedal travel 踏板行程
Petrol economiser 省油器
Petrol engine 汽油（发动）机
Petrol pump 汽油泵
Petrol tank strap 汽油蒸气

16.3 Pf

Pferdestaerke 马力

16.4 Ph

Phase delay 相位滞后
Phase difference 相位差

17.1 Qu

Quadruple cylinder engine 四缸发动机
Quality control 质量控制
Quantity 数量
Quantity control valve 定量控制阀
Quick approach 快速接近
Quick charge 快速充电
Quick charger 快速充电机
Quick detachable rim 快卸式轮辋
Quick chuck 快换夹头
Quick fittings 快速接头
Quick joint 快换接头
Quick return stroke 快速回程
Quick steering 快速转向
Quill bearing 滚针轴承
Quieting ramp （凸轮）消声斜面

18.1 Ra

Race （轴承内，外，座）圈；竞赛，赛跑，全速行驶，发动机空转；种族
Raceabout（美）赛车
Rack 齿条,导轨,支架
Rack and pinion 齿轮齿条
Rack and pinion jack 齿轮齿条式千斤顶
Rack link 齿条联接杆
Rack nut 齿条螺母
Rack shaft 齿条
Rack-type steering gear 齿条式转向器
Radial bearing 向心轴承
Radial brush 径向电刷
Radial engine 星形发动机
Radial flow type converter 径流式转化器
Radial piston pump 径向活塞泵
Radial ply tire 子午线轮胎
Radial roller bearing 向心滚子轴承
Radial run-out 径向跳动
Radial spoke 径向辐条
Radial stiffness (车轮)径向刚度
Radial turret head 六角刀架
Radian 孤度(角)的单位
Radiant heat 辐射热
Radiating fin 散热片
Radiation dryer 辐射式干燥器
Radiation of heat 热辐射
Radiation pollution 辐[放]射污染
Radiation protection 辐[放]射防护
Radiator 散热器,水箱
Radiator cap 散热器盖
Radiator case frame 散热器框架
Radiator cleaner 散热器清洗器
Radiator core 散热器芯
Radiator cover 散热器面罩
Radiator cowling 散热器罩
Radiator flush 散絷器冲洗器
Radiator hose clip 散热器软管夹
Radiator insulation 散热器隔振垫
Radiator mascot 散热器盖口装饰性标志
Radiator of airconditioner 空气调节系统散热器
Radiator overflow 散热器溢流管
Radiator protecting plate 散热器护板
Radiator repair stand 散热器修理架
Radiator shell 散热器外壳

18.2 Re

Rear apron 后档板
Rear axle 后轴,后桥
Rear axle casing（独立悬挂）后桥轴壳
Rear axle housing 后轴壳
Rear axle bousing cover 后轴壳盖
Rear axle radius rod 后轴纵向位杆
Rear axle shaft 后桥半轴
Rear axle tube 后轴半轴套管
Rear bearing cover 后轴承盖
Rear bearing cover packing 后轴承盖填料
Rear brake 后轴制动器
Rear brake lever 后制动器杆
Rear brake lining 后制动器摩擦片
Rear bumper 后保险杆
Rear bumper height 后保险杠高
Rear engine 后置发动机
Rear-engined bus 后置发动机客机
Rear engine rear drive 后置发动机后轮驱动
Rear engine support 发动机后支架
Rear servo-brake 后助力制动分室
Rear shelf 后窗台板
Rear side member 后纵梁
Rear spoiler 后扰流板
Rear spring 后弹簧
Rear spring bracket 后钢板弹簧架
Rear stabilizer bar 后稳定杆
Rear support bracket 后支承架
Rear support insulator bolt 后支架软垫螺栓

19.1 Sa

Safety 安全
Safety belt[band] 安全带
Safety can 安全罐
Safety car [vehicle]安全汽车(有在出事故时保护乘客的装置)
Safety catch 安全挡[锁扣，拉手]
Safety chain 安全链,（油罐车）接地链
Safety coefficient[factor] 安全系数
Safety cylinder 安全缸
Safety door 安全门
Safety double glass 安全中空玻璃
Safety fence 防护栅栏
Safety glass 安全玻璃,不碎玻璃
Safety guard 安全罩
Safety harness 安全带
Safety relay valve 安全继动阀
Safety spark gap 安全火花间隙
Safety switch 安全开关
Safety valve 安全阀
Sand cleaner 喷砂清洁器
Sand cloth 砂布
Sander 砂光机
Sand mo(u)ld casting 砂型铸造
Sand paper 砂纸
Sandwich glass 夹层玻璃
Sandwich material 夹层材料
Sanitizer 清扫车
Saxomat auto clutch 离心式自动离合器
Saxonia metal 锌基轴承合金

19.2 Sc

Scaffolding 台架
Scanning head 扫描头
Scavenge oil pump 回油泵
Scavenger 清除剂；防积碳添加剂；扫气泵
Scratch 拉缸
Scratch hardness 刮痕硬度
Screen 屏幕,屏蔽
Screened ignition 屏蔽点火
Screened wire 屏蔽电线
Screw base 螺口灯头
Screw bolt 螺栓
Screw brake 螺旋制动器
Screw clamp 螺旋夹
Screw cutting machine 螺纹切削机床
Screw die 板牙
Screwdriver 螺纹旋具,螺丝刀,起子,改锥
Screwed bulb 螺口灯炮
Screwed socket 螺纹插座
Screw ga(u)ge 螺纹量规
Screw gear 螺旋齿轮
Screw gearing 螺旋齿轮装置
Screw head slotter 螺钉头开槽机
Screw hole 螺孔
Screw jack 螺旋千斤顶
Screw micrometer 螺旋千分尺
Screw nut 螺母
Screw (and) nut steering gear 螺杆螺母式转向器
Screw pair 螺旋副
Screw pitch 螺距
Screw pitch ga(u)ge 螺距量规
Screw plate 搓丝板
Screw stud 双头螺栓,螺柱
Screw tap 丝锥

20.1 Ta

Tachograph 行驶记录表
Tachograph paper 速度记录器用纸
Tachometer 转速表
Tachometer carburetor 转速调节式化油器
Tailboard 货箱后板
Tail bumper 后保险杠
Tail pipe (排气管)尾管
Tail slide 后(轮向外)滑
Take charge 失控
Take-off 取走；起飞；功率输出
Tandem 串联
Tandem brake master cylinder 串联制动主缸
Tandem cylinder 串列式缸
Tandem engines 串联式发动机
Tandem master cylinder 串联式(制动器)主缸
Tandem piston 串联活塞
Tangent(ial) cam 切线凸轮
Tangential stiffness matrix 切线刚度矩阵
Tangential water inlet 切向进水口
Tank 油[水]箱[槽,罐]；坦克
Tank capacity 油[水]箱容量
Tanker 罐(式汽)车；油轮
Tank filler 油[水]箱加油[水]口
Tank filler cap 油[水]箱加油[水]盖
Tank filler opening 油[水]箱加油[水]口

20.2 Te

Temperature control valve 温度控制阀
Temperature ga(u)ge 温度表
Temperature sensor 温度传感器
Temperature stress 温度应力
Temperature switch 温度开关
Tempered heatabsorbing glass 吸热钢化玻璃
Tempered spring 回火的弹簧

20.3 Th

Thermal analysis 热分析；热裂化
Thermal balance 热平衡
Thermal capacity 热容量
Thermal conductivity 热传导率
Thermal cracking 热裂化
Thermal efficiency 热效率
Thermal equivalent of work 热功当量
Thermal expansion 热膨胀
Thermal loss 热损失
Thermal reactor 热反应器[堆]
Thermal spraying 热喷涂[镀]
Thermal stability 热稳定性,抗热性
Thermal stress 热应力
Thermal treatment 热处理
Thermofin 散热片
Thermometer 温度计
Thermoplastic(s) 热塑性塑料
Thermostat 恒温器
Thermostat-controlled carburettor 恒温器控制的化油器

21.1 U-b

U-bolt U形螺栓
U-bolt washer U形螺栓垫圈

21.2 Ul

Ultimate stability 极限稳定性
Ultrasonic 超声(波)
Ultrasonic cleaning 超声清洗
Ultrasonic degreasing 超声脱脂

21.3 Un

Unblended gasoline 未掺合汽油
Unblended octane number 掺合前辛烷值
Uncomplete combustion 不完全燃烧
Undercooling 过冷却
Undercut (齿轮的)根切
Underfloor engine 底置发动机
Underfloor engine rear wheel drive 底置发动机后轮驱动
Underground fuel storage tank 地下燃油罐
Underground garage 地下车库
Under-inflation 轮胎气压不足
Underrated octane number 低枯辛烷值
Underseat tank 座位下的油箱
Underslung frame 下弯式车架
Underslung spring 下悬式弹簧
Universal electric tester 万能电器试验机
Universal joint[coupling] 万向（联轴）节
Universal puller 万能拆卸工具
Unleaded gasoline 无铅汽油
Unload 卸载[货]
Unorganic glass 无机玻璃

21.4 Up

Updraft carburetor 上吸式化油器
Upholstery 内饰
Upholstery covering 内饰覆盖物
Upholstery fabrics 内饰织物
U-piston engine U形槽活塞发动机
Upper ball joint 上球形接头
Upper beam 远光；顶梁
Upper control arm (悬架)上控制臂
Upper crankcase 上曲轴箱
Upper dead center 上止点
Upper spring seat 上弹簧座
Upper wishbone 上叉形拉臂
Upright drilling machine 立式钻床
Upright support 立式托架
Upset 镦锻
Upset forging ratio 顶锻镦粗比例

21.5 Us

Used car 旧车，二手车
Used oil 废机油
Used oil regenerator[reclaimer] 废油再生器
Useful horsepower 有效功率[马力]
Useful load 有效载荷
Useful service life 有效使用寿命
Useful voltage 有效电压
User 用户

21.6 U-s

U-slot piston U形槽活塞
U-steel 槽钢

21.7 U-t

U-turn (车辆)调头
U-turn prohibition 禁止调头

22.1 Va

Vacuum 真空
Vacuum advance mechanism 真空提前机构
Vacuum (ignition) advancer 真空提前点火装置
Vacuum brake 真空式制动器
Vacuum carburetor 真空式化油器
Vacuum check valve （真空）单向阀
Vacuum control 真空控制
Vacuum controlled gear shift 真空控制换档
Vacuum control valve 真空控制阀
Vacuum cup 真空吸盘
Vacuum ejector 真空喷射器
Vacuum ga(u)ge 真空表
Vacuum modulator 真空调节器
Vacuum-operated clutch 真空操纵离合器
Vacunm pipe 真空导管
Vacuum power brake 真空动力制动
Vacuum pump 真空泵
Vacuum regulating valve 真空调节阀
Vacuum reservoir 真空罐
Vacuum servo brake 真空伺服制动器
Vacuum spark advancer 真空提前机构
Vacuum speed governor （柴油机）真空调速器
Vacuum switch 真空开关
Vacuum tank 真空罐
Vacuum truck 吸污车
Vacuum valve 真空阀
Vacuum warning switch 真空报警开关
Vacuum wiper 真空式风窗刮水器
Valve 阀（门），（发动机配气机构）气门，（轮胎）气门嘴
Valve area 气门通道面积
Valve cage 阀笼，气门室
Valve cap 气门（嘴防尘）帽
Valve clearance 气门间隙
Valve core 气门芯
Valve cotter 气门锁环（销）
Valve cover 气门盖
Valve engine 气门式发动机
Valve face 阀面，气门面
Valve gear 气门机构
Valve gear timing 气门机构正时
Valve grinder 气门研磨机
Valve grinding 气门研磨
Valve grinding compound 气门研磨剂
Valve grinding tool 气门研磨具（手工研磨）
Valve guide 气门导管
Valve guide reamer 气门导管绞刀
Valve head 气门头
Valve-in-head engine 顶置气门发动机
Valve insert 气门镶座
Valve inside 气门芯
Valve lapper 气门研磨工具
Valve lash 气门间隙
Valve-lash adjuster 气门间隙调整
Valveless engine 无气门发动机（指二冲程或转子式）
Valve lift 气门升程
Valve lift diagram 气门升程图
Valve lifter 气门挺杆；气门提升器
Valve (head) margin 气门头（顶面与锥面间的）边缘（宽度）
Valve lock 气门锁片
Valve needle 阀针
Valve overlap 气门重叠
Valve refacer 气门研磨机
Valve refacing 气门研磨
Valve regulation 气门调整
Valve reseater 气门座修整器
Valve rocker 气门摇臂
Valve seat 气门座
Valve seat cutter 气门座铰刀
Valve seat grinder 气门座磨光机
Valve seat refacer 气门座光面器
Valve seat ring[insert] 气门镶座
Valve setting 气门调整
Valve silencer 气门消音装置
Valve spring 气门弹簧
Valve spring compressor 气门弹簧压缩工具
Valve spring lifter 气门弹簧提升器
Valve spring seat 气门弹簧座
Valve spud 气门嘴座
Valve steel 气门用钢
Valve stem 气门杆
Valve stem guide 气门杆导管
Valve stroke [travel]气门行程
Valve tappet 气门挺杆
Valve timing 配气正时
Valve timing adjusting 配气正时调整
Valve umbrella 气门伞形罩
Van 厢式货车
Van body 厢式货箱
Van container 大型集装箱
Vane 叶片
Vane angle 叶片角
Vaned wheel 叶轮
Vane pump 叶轮泵
Vapo(u)r （水）蒸气
Vapor deposition 气相淀积
Vapor return pipe 燃油蒸气回收管
Vapor separator 蒸气分离器
Variable capacity converter 变容式液力变矩器
Variable capacity oil pump 变量油泵
Variable compression engine 可变压缩比发动机
Variable-displacement motor 变量（液压）马达
Variable-displacement pump 变量（液压）泵
Variable gear ratio 可变传动比
Variable lift cam 变升程凸轮

23.1 Wa

Wankel engine 转子发动机
Warehouse 仓库
Warm up （冬季发动机）加温
Warning 报警，警告
Warning board 标志牌，警告牌
Warning buzzer 蜂鸣器（倒车用）
Warning flasher 报警闪光灯
Warning horn 喇叭
Warning sensor 报警传感器
Water circulation 水流循环
Water-cooled brake 水冷制动器
Water-cooled engine 水冷发动机
Water-cooled exhaust manifold 水冷排气歧管
Water-cooled jacket 水套
Watercooler 水冷却器
Water cooling 水冷
Water nozzle 水喷嘴
Water manifold （水套）导水管
Waterproof 防水的
Water-proff packing 防水密封
Water pump 水泵
Water pump impeller 水泵叶轮
Water quench 水淬（热处理）
Water scale 水垢
Water separator 水分离器
Water trap 脱水器
Waxing 打蜡
Wax pattern 蜡模

23.2 We

Weak mixture 稀薄混合气
Weapon 武器
Wear rate 磨损率
Wedge board 侧滑测定器
Wedge brake 楔式制动器
Wedge type[shape] 楔形车身
Wedge type ring 楔形（活塞）环
Weld 焊接
Wet clutch 湿式离合器
Wet(cylinder) liner[sleeve] 湿式气缸套
Wet multiple disc clutch 湿式多盘离合器
Wetness 湿度

23.3 Wh

Wheel 轮子，车轮；齿轮；转向盘；转动
Wheel aligner 转向轮定位仪
Wheel alignment 车轮定位
Wheel alignment indicator 轮位对准指示器
Wheel alignment tester 轮位对准试验器
Wheel arch 车轮拱罩
Wheel arrangement 车轮排列
Wheel balancer 车轮平衡机
Wheel base 轴距
Wheel bolt 车轮螺栓
Wheel brake 车轮制动器
Wheel cap 轮毂罩
Wheel center 轮心（转向节上装车轮的心轴）
Wheel changing 车轮换位

24.1 X-e

X-engine X型发动机

24.2 Xe

Xenon lamp 氙光灯（用于正时灯）

24.3 X-r

X-ray diffraction X射线衍射
X-ray inspection X射线探伤

24.4 X-t

X-type frame X形车架

24.5 X-Y

X-Y plotter X-Y绘图仪

25.1 Ya

Yaw velocity 横摆角速度
Yaw vibration 横摆振动
Yawing moment 横摆力矩

25.2 Y-t

Y-type engine 星形发动机

25.3 Y-o

Young’s modulus (杨氏）弹性模量

25.4 Y-e

Yellow light 黄灯
Yellow zone （转速表表盘）黄区

26.1 Z-a

Z-alloy Z合金

26.2 Ze

Zero bevel gear 零度锥齿轮
Zero camber 零外倾（角）

26.3 Zi

Zinc accumulator 锌蓄电池
Zinc alloy 锌合金
Zinc galvanizing 镀锌
Zip(per) 拉链