Flywheel 利用飞轮旋转的惯性，使发动机工作的四个工作循环顺利进行（进气-压缩-工作-排气）发动机总排量是指发动机全部气缸的工作容积之和，单位是升。
Crank /cam shaft曲轴、凸轮轴motor truck 货车front/rear axle前、后桥前桥后桥就是指前后轮轴的部分，前桥包括避震弹簧，转向器，平衡轴等，后桥还包括驱动轴，传动齿轮等。
以同类发动机轿车做比较，扭距输出越大承载量越大，加速性越好，爬坡能力越强。
propeller shaft 传动轴universal joint 万向节torque 扭矩final drive and differential 主减速器和差速器gradeability 爬坡度front engine , rear wheel drive 前置发动机，后轮驱动overhang、suspension悬架wheelbase 轴距（前后桥距离）tread 轮距（左右轮距离）filter shaft 滤清器轴filter cover 滤清器盖outside diameter外径minimum turning circle diameter 最小转弯直径rocker arm cover摇臂罩valve rocker arm气门摇臂camshaft drive凸轮轴驱动轮spark plug lead 火花塞导线timing belt cover正时皮带罩connecting rod 连杆combustion chamber 燃烧室v-belt pulley V型皮带轮cylinder diameter汽缸直径piston stroke活塞行程compression chamber volume 压缩室容积total cylinder volume总汽缸容积Four-stroke gasoline/diesel engine operation principleintake compression expansion exhaust stroke 进、压、胀、排combustible mixture可燃混合气injector 喷油器crankcase曲轴箱precompressed mixturetransfer canal 输气道Crank connecting rod mechanism 曲柄连杆机构cylinder block 汽缸体cylinder head cover汽缸盖罩cylinder head gasket汽缸盖衬垫stiffening rib 加强肋main bearing cap 主轴承盖bearing bush seat 轴承座connecting rod shank连杆杆身connecting rod small end连杆小头connecting rod cap连杆大头盖Connecting rod end连杆大头connecting rod bushing连杆衬套spring clip 弹簧卡环piston pin 活塞销piston head 活塞头部piston ring groove活塞环槽compression ring压缩环oil scraper ring油环piston skirt活塞裙部piston pin boss 活塞销座crankshaft front end曲轴前端front main journal前主轴颈crank pin 曲柄销crank web 曲柄连接臂counterweight 平衡重flywheel gear ring 飞轮齿圈flywheel lock plate飞轮锁片clutch 离合器Valve mechanism 配气机构Side valve 侧置气门Overhead valve 顶置气门tappet 气门挺杆push rod 推杆valve stem 气门杆valve guide 气门导管shielding cap 护帽oil flinger 油封upper valve spring collar气门弹簧上环valve split cone 气门锁片rocker arm 摇臂rocker bracket 摇臂支座retaining washer定位摇臂thrust washer 止推摇臂rocker adjusting screw摇臂调整螺钉oil pump driving gear机油泵驱动齿轮Gasoline engine-fuel system汽油机供油泵fuel level gauge油面指示表carburetor 化油器exhaust manifold排气歧管fuel pump 汽油泵fuel filter 汽油滤清器exhaust silencer 排气消声器fuel pipe 油管fuel tank 汽油箱intake tube 进气管air deflector 空气导流器cleaner body 滤清器壳crankcase bleed pipe曲轴箱通风管hot air pipe 热空气管fuel pump base 汽油泵座diaphragm 膜片fuel inlet neck 汽油进口fuel pump body 汽油泵壳filter screen 滤清器网bowl cover 泵盖fuel feed port 汽油出口distance washer 调整间隔垫圈diaphragm spring 膜片弹簧rocker arm 摇臂fulcrum pin 杠杆支点销filter body 滤清器壳filter cartridge 滤清器滤芯glass bowl 玻璃滤杯bowl retaining clip 滤杯支承夹air cleaner 空气滤清器valve needle 针阀float 浮子nozzle 喷管chock tube 喉管throttle valve 节气门intake manifold 进气歧管float chamber 浮子室throttle valve 节气门choke tube 喉管plug 旋塞filter gauze滤清器金属丝网valve seat 阀座valve needle 针阀float needle valve浮子针阀float pivot pin 浮子销float 浮子float chamber 浮子室accelerator pump 加速泵main metering jet 主量孔ball valve 球阀adjustable stop可调限位螺钉Carburetor control 化油器操纵件throttle control lever节气门操纵杆connecting lever rod连接拉杆cable wire 拉索connecting adaptor 连接杆cable hose 拉索软管accelerator pedal hinge 加速踏板铰链mounting bracket 安装支架accelerator pedal lever加速踏板杠杆accelerator pedal return spring 加速踏板回位弹簧distributor pipe 分油管pressure regulator 压力调节器electronic control unit 电控单元airflow sensor 空气流量计coolant-temperature sensor 冷却液温度传感器relief valve 卸压阀fuel feed pump 输油泵injection pump 喷油泵return pipe 回油管pressure pipe 高压油管Swirl chamber 涡流室燃烧室roller tappet 滚轮挺柱plunger spring 柱塞弹簧control sleeve 控制套筒pump cylinder 泵缸feeding gallery 进油通道delivery valve 出油阀pressure pipe adaptor 高压油管接头nozzle holder 喷油器体fuel inlet passage进油通道leak-off adaptor 漏油接头inlet adaptor 进油接头leak-off passage 漏油通道adjusting shim 调整垫片nozzle valve spring针阀弹簧needle valve seat 针阀座clearance filter 间隙滤芯Speed governor 调速器accelerator pedal linkage 加速踏板杆件operating lever 操纵杆control rod link控制杆连接件eccentric shaftExhaust system 排气系统bracket 支架bracket plate 支板exhaust manifold joint排气歧管接头double manifold 双排歧管double manifold collar双排歧管凸缘exhaust clip 排气管夹头pipe U-bolt 排气管U型螺栓protecting plate 防护板rear silencer 后消声器intermediate pipe中间排气管front exhaust pipe前段排气管air inlet port 空气进口compressor 压气机oil supply 润滑油入口oil return 润滑油出口turbine 蜗轮Emission control 排污控制radiator散热器radiator bottom tank散热器下贮水室radiator core散热器芯radiator top tank散热器上贮水室fan 风扇water jacket 水套overflow pipe 溢流管drain plug 放水阀thermostat 恒温器thermostat main valve节温器主阀thermostat flexible bellows 节温器挠性波纹管thermostat bypass valve节温器旁通管bottom radiator pipe散热器出水软管radiator cowl散热器罩top radiator cowl散热器进水软管blind cable 百页窗拉索radiator filter 散热器加水口Engine-lubrication systemoil passage 油道oil filter tube 加油管oil filter cap 加油管盖bypass oil cleaner 分流式机油滤清器oil pressure sensor 油压传感器oil drain hole 放油孔oil strainer 机油集滤器oil pressure relief valve机油限压阀oil pump outlet pipe机油泵出油管centrifugal oil cleaner 离心式机油滤清器gear chain lubrication jet 齿轮链条润滑喷孔main pressure oil passage主油道oil pressure relief valve spring 限压阀弹簧oil pressure relief valve ball 限压阀钢球oil pump cover plate 机油泵盖板oil pump gear 机油泵齿轮oil pump body 机油泵壳体driving shaft pilot sleeve驱动轴导套oil pump driving shaft 机油泵驱动轴oil pump driving gear 机油泵驱动齿轮lock washer 止锁垫圈oil suction pipe joint 进油管接头oil strainer cover 机油集滤器盖screen strainer 滤网oil strainer bottom 机油集滤器底版cap nut 盖形螺帽thrust plate 压板filtering disc 滤片distance disc 隔片filtering element bolt 滤清元件螺栓thrust washer 止推垫圈filter body 滤清器壳体drain plug 放油塞cleaning edges 滤清肋片cleaning edges spindle 滤清肋片芯轴filter cover base 滤清器支座pressure relief valve 限压阀filter cover bolt滤清器盖螺栓Oil cooling radiator 机油散热器radiator core 散热器芯子stiff pipe 硬管stiff pipe shackle 硬管夹架oil inlet hose 进油软管shut-off cock 旋塞开关oil outlet host 出油软管Engine-ignition system发动机点火系ignition switch 点火开关coil 点火线圈distributor drive rotates分电器驱动轴contact breaker 继电器触点capacitor 电容器rotor 转子distributor cap 分电器盖high tension lead 高压导线vehicle frame 车架Lead battery 铅蓄电池battery cell 电池battery negative terminal蓄电池负极接头cell connector 电池连接件negative plate 负极板separator 隔板positive plate 正极板sediment space 沉淀区coupling sleeve 连接套筒push drive engaging lever推动式驱动杠杆starter fixed contact起动机固定触点starting switch 起动开关switch moving contact开关活动触点shaft collar sleeve 轴环套筒armature shaft crewed grooves 电枢轴螺旋槽starter drive head起动机驱动端盖freewheel housing 自由轮外壳coupling sleeve spider 十字连结套筒jamming roller 抑制滚柱New type engines 新型发动机Rotary piston engine 旋转活塞发动机coolant inlet pipe冷却液进入管impeller unit 叶轮组compressor turbine 压缩机涡轮power turbine 动力涡轮output reduction gear输出减速齿轮fuel nozzle assembly燃油喷嘴总成ignition点火器annular air passage环形空气通道displacer piston 配气活塞displacer piston rod配气活塞杆power piston linkage动力活塞杆power piston rod动力活塞桅杆synchronize gear 同步齿轮第三类CHASSIS底盘Drive line 传动系driving axle 驱动桥clutch housing 离合器壳pressure plate 压板release lever 分离杠杆clutch cover 离合器盖release thrust bearing 分离推动轴承release sleeve 分离套筒release sleeve guide 分离套筒导套release yoke 分离仪clutch plate lining 从动盘摩擦衬片clutch shaft 离合器轴clutch disc hub 离合器从动盘壳clutch disc 离合器盘intermediate disc中层离合器盘stop pin 止动销locating dovel pin 定位销pressure spring 压力弹簧pedal bracket 销板托架Hydrodynamic coupling液力偶合器pump 泵轮turbine 涡轮baffle plate 导流板turbine bearing 涡轮轴承output shaft flange 输出轴凸缘turbine sealing 涡轮密封stator 定子impeller cover 涡轮盖stator one-way clutch 定子单向离合器convertor housing 变扭器外壳pump seal 泵轮密封Gearbox-housing 变速器外壳gearbox assembly变速器总成clutch housing cover离合器壳盖oil filler plug 注油塞distance ring 间隔杆gearbox housing 变速器外壳rear cover 后盖locating pin 定位销bottom cover 底盖mainshaft seal ring 主轴密封环flexible coupling 挠性联轴节reverse driving sliding gear 倒档从动滑移齿轮first speed gear sleeve 一档齿轮套筒first speed driven gear 一档从动齿轮first-and-second speedsynchronizing sleevesecond speed driven gear二档从动齿轮countershaft 中间轴first speed driven gear 一档驱动齿轮reverse driving gear 倒档驱动齿轮reverse idler gearspindle 倒档惰齿轮轴reverse idle gear 倒档惰齿轮Gearbox-gear-shift变速器换档机构third-and-fourth speed fork rod三、四档拨叉杆shifter fork 换档拨叉lock ball sleeve 锁球套筒locking ball 锁止钢球fork rod interlocking slide spline 拨叉杆互锁滑键first-and-second speed fork rod 一、二档拨叉杆selector 选速器selector shaft 选速器轴selector inter lever选速器内杠杆selector spring seat选速器弹簧selector slider 选速器滑块reverse gear fork rod 倒档齿轮拨叉杆Automatic transmission自动变速器engine main shaft 发动机主轴fluid coupling 液力偶合器front oil pump 前油泵front band brake 前端带式制动器rear epicyclic gear 后端行星齿轮parking ratchet 停车棘轮regulator and rear oilpump drive gear 调节器和后油泵驱动齿轮rear multi-plate clutch 后排多片离合器automatic control box自动控制箱Transfer case 分动器main propeller shaft主传动轴reduction gear 减速齿轮dog clutch 夹形离合器speed-increasing gear超速档齿轮speedometer drive 车速里程表驱动装置transfer casing 分动器flange joint 凸缘接合front propeller shaft前传动器flexible coupling 挠性联轴节splined shiding yoke花键滑动万向节叉multi-spine 多槽花键splined shaft 花键轴propeller shaft intermediate bearing传动轴中间轴承intermediate bearing flexible carrier中间轴承挠性托架splined sliding flange 花键滑动凸缘flange yoke 带凸缘万向节叉spider trunnion 万向节十字轴shaft tube yoke 轴管万向节叉dust cap 防尘罩grease ripple 黄油嘴. Flexible coupling 挠性联轴节center sleeve 中心套筒driving dog 主动夹头rubber insert 橡胶衬垫coupling disc 联轴节盘driven flange 从动凸缘driving flange 主动凸缘rubber ring 橡胶环center bearing 中心轴承driving disc 主动盘rubber bush 橡胶衬套steel bush 钢衬套. Constant-velocity joint 等速万向节forked shaft 轴叉male inner joint 凸头内接头female inner joint 凹槽内接头driven yoke 从动万向节叉driving yoke 主动万向节叉driving ball 主动钢球center ball 中心钢球drilled ball pin 穿孔球销lock pin 锁止销outer race 外座圈Driving shaft 主动轴Inner race 内座圈Ball cage 钢球保持架Cage point 保持架导件Pilot pin 导销Retaining ring 卡环. Drive axle 驱动桥final drive 主减速器half-axle 半轴coil spring 螺旋弹簧shock absorber 减振器transverse arm 摇臂transverse arm shaft 摇臂轴bevel pinion 小锥齿轮ring gear 环齿轮reduction spur gear 减速正齿轮differential planet wheel 差速器行星齿轮worm shaft 蜗杆worm wheel 蜗轮low speed reduction gear低速减速齿轮axle shaft 轮轴dog clutch 夹头离合器driving pinion flange 驱动小锥齿轮凸缘planetary gear 行星齿轮drive shaft 驱动轴differential pinion 差速器小锥齿轮differential side gear 差速器侧齿轮differential housing差速器壳ding gear 环齿轮spider 十字轴differential side gear 差速器侧齿轮brake supporting collar 制动器支承接头leaf spring seating 板簧支座banjo type axle housing 整体式桥壳axle shaft flange 半轴凸缘brake mechanismsupport 制动机构支承drive shaft bearing 驱动轴轴承brake disc 制动盘final drive casing 主减速器壳collar of axle shafthousing 后桥壳盖final drive housing 主减速器壳axle shaft tube半轴套管leaf spring support 板簧支座brake supporting collar 制动器支承接头axle tube end 轴管接头二、Running gear 行驶系frame 车架rear suspension 后悬架driving axle 驱动桥Energy-absorbing frame 能量吸收式车架front axle beam 前桥横梁leaf spring bolt 板簧螺栓rubber axle bumper橡胶轮轴缓冲块frame side-rail 车架纵梁leaf spring bracket 板簧托架leaf spring seat 板簧支座Fixed rim flange 轮毂凸缘Wheel rim 车轮轮辋Brake drum 制动鼓Brake drum flange 制动鼓Wheel hub 轮毂Hub cover catch 轮毂盖夹箍tubeless liner 无内胎衬面sealed wheel rim 轮辋密封tire valve 轮胎气门嘴tube air valveassembly 内胎气门嘴总成tire valve cap 轮胎气门嘴帽tire valve seal 轮胎气门嘴密封rim width 轮辋宽度tire section width轮胎断面宽度tire inner diameter 轮胎内径tire outer diameter 轮胎外径bias ply tire 斜交帘布层轮胎radial ply tire 径向帘布层轮胎bias-belted tire 斜交帘布缓冲层轮胎wide-base tire 宽轮辋轮胎three-tread-band tire 三轨面轮胎single-tread-band tire 单轨面轮胎mud-snow tire 泥雪地轮胎puncture-proof tire 防穿孔轮胎convention tire 普通轮胎low-section tire超低断面轮胎over-wide tire超宽断面轮胎Front wheel independent suspension前轮独立悬架suspension arm 悬架臂rubber-metal bush橡胶金属轴衬stabilizer rod 稳定杆engine suspension 发动机悬架transverse link 横拉杆rubber-metal mount 橡胶-金属支架coil spring 螺旋弹簧strut 支柱.Rear wheel independent suspension后轮独立悬架strut bar seat 支承杆座strut 支柱shock absorber 减振器stub axle 短袖rear-axle arm 后桥臂rear-axle body 后桥体rubber-metal bush 橡胶-金属轴衬rubber-metal mount 橡胶-金属支架. Leaf spring 钢板弹簧longitudinal semi-elliptic spring 纵向半椭圆形钢板弹簧transverse semi-elliptic spring 横向半椭圆形钢板弹簧cantilever spring悬臂钢板弹簧quarter-elliptic spring /椭圆弹簧spring cover 弹簧盖spring sliding plate 弹簧滑动片overload leaf 超载钢板overload spring 超载弹簧overload spring bracket 超载弹簧托架Air suspension 空气悬架air filter 空气滤清器air compressor 空气压缩机water separator 水分离器air pressure adjusting valve 空气调压阀transverse stabilizer横向稳定器height measuring lever高度测定杆leveling valve 调平阀lift control valve 升高控制阀air strong tank 储气箱check valve 止回阀air spring rubber diaphragm 空气弹簧橡胶膜片air spring piston空气弹簧活塞separator ring 分隔环Hydro-pneumatic spring 液压充气弹簧hydro-pneumatic chamber 液压充气室leakage space 渗漏空间actuating rod 工作杆compressed nitrogen 压缩氮气plug screw 螺塞rubber diaphragm 橡胶膜片damper valve 缓冲阀hydraulic cylinder 液压缸. Telescopic hydraulic shock absorber 伸缩式液压减振器piston rod guard活塞杆护套piston rod seal 活塞杆密封件hydraulic piston 液压活塞separating wall 隔板oil reservoir 油池compression valve 压缩阀equalizing valve 平衡阀bump pressure space 抗压空间rebound valve 回弹阀piston by-pass valve活塞旁通阀rebound pressure space回压空间compressed gas space压缩气体空间free piston 自由活塞. Cam hydraulic shock absorber凸轮式液压减振器shock absorber arm 减振器摇臂cam lever shaft 凸轮杠杆轴oil reservoir 油池rebound valve 回弹阀piston return spring 活塞回位弹簧rebound piston 回弹活塞thrust plate 推力板cam lever 凸轮杠杆filler plug 加油塞compression piston 压缩活塞Oil lever plug 油面塞By-pass valve 旁通阀Pressure dowel 压力销钉compression valve cap压缩阀盖Compression valve 压缩阀三、Steering system 转向系steering wheel 转向盘steering shaft 转向轴steering shaft coupling 转向万向节steering propeller shaft 转向传动轴steering gear 转向器steering rocker 转向摇臂steering drag link 转向主杠杆steering knuckle arm转向节臂left steering knuckle左转向节trapezoid connection 梯形臂steering track rod 转向横拉杆trapezoid connection 梯形臂right steering knuckle右转向节. Power steering system 动力转向系steering rocker arm 转向摇臂steering drag link 转向主拉杆steering knuckle 转向节steering power cylinder 转向动力缸. Steering mechanism 转向机构worm-and-sector steering gear 蜗杆齿扇式转向器worm-and-roller steering gear 蜗杆滚轮式转向器worm-and-nut steering gear 蜗杆螺帽式转向器cam-and-lever steering gear 蜗杆曲柄销式转向器rack-and-pinion steering gear 齿条齿轮式转向器ball-recirculating steering gear 循环球式转向器. Power steering 动力转向high pressure oil pump高压油泵oil tank 油罐control valve 控制阀power piston 动力活塞steering lever 转向摇臂worm shaft 蜗杆轴steering sector shaft 转向齿扇轴. steering linkage 转向杆系steering knuckle 转向节steering knuckle arm 转向节臂linkage ball joint 杆系球接头drag link 主拉杆steering rocker arm 转向摇臂track rod 横拉杆trapezoid connection 梯形臂track rod end 横拉杆端头四、Braking system 制动系. Braking principles 制动原理service brake pedal制动踏板push rod 推杆master cylinder piston主缸活塞master brake cylinder制动主缸wheel brake cylinder制动轮缸wheel cylinder piston轮缸活塞brake drum 制动鼓friction lining 摩擦片brake shoe 制动蹄brake bottom plate制动底板anchor pin 支承销brake shoe return spring制动蹄回位弹簧Drum brake 鼓式制动器brake drum colling fin制动鼓散热片brake cylinder 制动轮缸brake shoe lining制动蹄摩擦片brake release spring 制动器回位弹簧expandor lever 张开杠杆friction lining 摩擦片brake adjuster 制动器调整机构expandor cam 张开凸轮brake drum liner 制动鼓衬垫. Drum brakefixed caliper housing固定制动钳外壳brake disc 制动盘hydraulic piston 液压活塞brake pad 制动板brake support 制动器支架floating caliper housing 浮动制动钳外壳guide pin 导销brake carrier 制动器支架cross spring 十字弹簧Hand brake 手制动器（parking brake 驻车制动器）tightening lever 拉紧杠杆brake shoe lever制动蹄控制杆brake band anchorage制动带支座brake drum 制动鼓brake band 制动带brake band lining制动带摩擦片brake band tensioner制动带张紧器brake backing plate 制动器底座板brake band anchor arm 制动带固定臂brake lining rivet 制动器摩擦铆钉hydraulic brake system液压制动系brake cylinder制动轮缸brake pipe 制动管路brake pendal 制动踏板front-wheel brake 前轮制动器brake fluid supply tank制动液供给罐push rod boot 推杆防尘罩piston rubber cup活塞橡胶皮碗two-way valve seal双向阀密封皮碗compensating port 补偿孔relief valve 安全阀delivery valve 输出阀piston push rod 活塞推杆wheel cylinder body 轮缸壳体brake piston cup制动活塞皮碗dust cap 防尘罩brake shoe push rod 制动蹄推杆drain valve screw 放泄阀螺钉Compressed-air brake system 气压制动系front air brake chamber 前制动气室flexible brake pipe 制动软管air compressor 空气压缩机pressure indicator 压力表brake pedal 制动踏板brake valve 制动阀compressed air tank 贮气罐dual-circuit servo brake assembly双管路伺服制动器总成dashboard warning light 仪表板报警灯voltage limiter 限压器cut-out relay 断路继电器magnetic spool valve电磁线圈阀brake fluid accumulator 制动液贮存器electric scavenging pump电动清除泵BODY AND ACCESSORIES 车身及附属装置integral body 整体式车身hull structure body 骨架式车身All-steel body 全钢车身rear window frame后窗框架rear window partition board 后窗隔板rear window shelf 后窗支架roof reinforcing crosspiece 车顶加强横撑drip molding 车顶滴水槽dash pan 驾驶座前隔板radiator grille 散热器护栅engine underframe 发动机底架side sill 下纵梁front pillar 前支柱floor crossmember 地板横梁moulding 模压制件door panel 车门镶钣inner wheel arch 内车轮拱门body rear quarter 车身后部quarter window 三角窗inner door panel 门内钣outside door panel 门外钣door inner panel 车门内护钣fixed handle 固定拉手inside door handle 门锁内手柄window winder handle 玻璃升降器手柄door check strap车门开度限位器door hinge 车门铰链lateral vent 侧面通风孔roof vent 车顶通风孔front door 前车门seat interval 座位间距double seat 双座椅gangway width 通道宽度longitudinal roof beam车顶纵梁interior lamp 车内灯luggage rack 行李架floor panel 地台板luggage compartment 行李箱body bottom panel 车厢地板longitudinal floor beam地板纵梁seat support 座椅支承seat cover 座椅套Truck body 货车车身front bumper 前保险杆cab panel 驾驶室壁板cab roof 驾驶室顶foot rest 踏脚板ARQ：Automatic Repeat reQuest，自动重复请求CNC：Computer Numerical Control，计算机数控CTS：Clear To Send，清除发送DCS：Distributed Control System，大规模分布式控制系统DSR：Data Set Ready，数据设备准备好DTR：Data Terminal Ready，数据终端准备好MESA：MES Association，国际联合会）MRP：Material Requirement Planning，物料需求计划MRP II：Manufacturing Resources Planning，制造资源计划NC：Numerical Control，数控NIST：National Institute of Standards & Technology，美国国家标准与技术研究组织OLE：Object Link and Embed,对象的链接和嵌入OMG：Object Management Group，对象管理组织OPC：OLE for Process Control，用于处理控制的OLE。