汽车发动机英语词汇

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1、第二类ENGINE发动机一、Engineconstruction发动机构造序号英文中文1rockerarmcover摇臂罩2valverockerarm气门摇臂3camshaft凸轮轴4camshaftdrive凸轮轴驱动轮5sparkpluglead火花塞导线6timingbeltcover正时皮带罩7valvespring气门弹簧8poppetvalve菌形气门9piston活塞10connectingrod连杆11timingbelt正时皮带12combustionchamber燃烧室13cylinderblock汽缸体14waterjacket水套15oilfilter机油滤清器16f

2、lywheel飞轮17ringgear齿圈18oilgage机油标尺19oilpan/sump油底壳20crankshaft曲轴21drainplug放油孔塞22v-beltpulleyV型皮带轮二、Essentialterm基本术语序号英文中文1cylinderdiameter汽缸直径2pistonstroke活塞行程3crankradius曲轴半径4pistondisplacement活塞排量5compressionchambervolume压缩室容积6totalcylindervolume总汽缸容积7topdeadcenter上止点8bottomdeadcenter下止点三、Engine

3、operationprinciple发动机工作原理3.1Four-strokegasolineengineoperationprinciple四冲程汽油机工作原理序号英文中文1intakestroke进气行程2compressionstroke压缩行程3expansionstroke膨胀行程4exhauststroke排气行程5combustiblemixture可燃混合气6intakevalve进气门7sparkplug火花塞8exhaustvalve排气门9exhaustgas废气3.2Four-strokedieselengineoperationalprinciple四冲程柴油机工作原

4、理序号英文中文1intakestroke进气行程2compressionstroke压缩行程3expansionstroke膨胀行程4exhauststroke排气行程5intake进气6compression压缩7combustion燃烧8expansion膨胀9exhaust排气10air空气11injector喷油器12exhaustgas废气3.3Two-strokegasolineengineoperationprinciple二冲程汽油机工作原理序号英文中文1combustiblemixture可燃混合气2inletport进气口3crankcase曲轴箱4precompresse

5、dmixture预压混合气序号英文中文5transfercanal输气道6intakeport进气口7exhaustport排气口8exhaustgas废气9sparkplug火花塞3.4Two-strokedieselengineoperationprinciple二冲程柴油机工作原理1air空气2blowerpump扫气泵3precompressedair预压空气4airchamber空气室5inletport进气口6injector喷油器7exhaustvalve排气门8exhaustgas废气四、Engineperformance发动机性能序号英文中文1fixedthrottlecha

6、racteristics速度特性2partthrottlecharacteristics负荷特性3enginespeed转速4torque扭矩5horsepower功率6specificfuelconsumption燃油消耗率五、Crankconnectingrodmechanism曲柄连杆机构5.1Cylinderblock机体组序号英文中文1cylinderblock汽缸体2cylinderliner汽缸套3cylinderbearingsurface汽缸套表面4cylinderhead汽缸盖5inletmanifoldmountingflange进气歧管凸缘6oilinlethole加油

7、孔7cylinderheadcover汽缸盖罩序号英文中文8cylinderheadgasket汽缸盖衬垫9oilfiltermountingflange机油滤清器凸缘10ventilatingpipemountingseat通风管座11cylinderblockstiffeningrib汽缸体加强肋12rearmainbearingcover后主轴承罩13mainbearingcap主轴承盖14oilsump pangasket油底壳衬垫15oilsump/pan油底壳16fuelpumpmountingflange燃油泵凸缘17ignitiondistributormountingflan

8、ge分电器凸缘18camshaftbearingbushseat凸轮轴轴承座19camshaftdrive(gear)cover凸轮轴驱动齿轮罩20cylinderheadcovergasket汽缸盖罩衬垫5.2Piston,connectingrod活塞连杆组序号英文中文1connectingrodshank连杆杆身2connectingrodsmallend连杆小头3connectingrodbushing连杆衬套4springclip弹簧卡环5pistonpin活塞销6pistonhead活塞头部7pistonringgroove活塞环槽8compressionring压缩环9oilsc

9、raperring油环10pistonskirt活塞裙部11pistonpinboss活塞销座12connectingrodbearinghalfshell连杆轴瓦13connectingrodcap连杆螺栓14connectingrodcap连杆大头盖15Connectingrodend连杆大头5.3Crankshaft,flywheel曲轴飞轮组序号英文中文1crankshaftfrontend曲轴前端2frontmainjournal前主轴颈3oilpassagehole机油孔4crankpin曲柄销5crankweb曲柄臂6counterweight平衡重7crankshaftcoll

10、ar曲轴后端凸缘8flywheel飞轮9flywheelgearring飞轮齿圈10flywheellockplate飞轮锁片11clutchshaftbearing离合器轴轴承12mainbearinghalfshell(upper,lower)主轴承（上、下）轴瓦13crankshaftthrusthalfring曲轴止推片14bearingtang轴瓦定位凸键六、Valvemechanism配气机构6.1Sidevalve侧置气门序号英文中文1camshaft凸轮轴2cam凸轮3tappet气门挺杆4sidevalve侧置气门5crankshafttiminggear曲轴正时齿轮6cam

11、shaftgear-wheel凸轮轴齿轮7geardrive齿轮传动6.2Overheadvalve顶置气门序号英文中文1camshaft凸轮轴2camfollower凸轮顶杆3pushrod推杆4adjuster调整螺钉5cockershaft摇臂轴6rockershaft摇臂7valvespring气门弹簧序号英文中文8valve气门9valve气道10combustionchamber燃烧室6.3Overheadvalve顶置气门序号英文中文1camshaftfrontbearing凸轮轴前轴承2valvehead气门头3valvestem气门杆4tappet挺筒5lowervalves

12、pringcollar气门弹簧下环6outervalvespring外气门弹簧7valveguide气门导管8innervalvespring内气门弹簧9shieldingcap护帽10oilflinger油封11uppervalvespringcollar气门弹簧上环12valvesplitcone气门锁片13closer螺塞14rockershaft摇臂轴15rockerarm摇臂16rockerbracket摇臂支座17retainingwasher定位摇臂18thrustwasher止推摇臂19rockeradjustingscrew摇臂调整螺钉20pushrod推杆21camshaf

13、trearbush凸轮轴后轴承22camshaft凸轮轴23camshaftcenterbush凸轮轴中间轴承承承承24cam凸轮25oilpumpdrivinggear机油泵驱动齿轮6.4Valve-timingdiagram配气相位图序号英文中文1TDC（topdeadcenter）上止点2BDC(bottomdeadcenter)下止点3intakeopens进气门开序号英文中文4intakeclose进气门关5exhaustopens排气门开6exhaustcloses排气门关7directionofrotation旋转方向七、Gasolineengine-fuelsystem汽油机供

14、油泵7.1Fuelsystem供油泵序号英文中文1fuellevelgauge油面指示表2aircleaner空气滤清器3carburetor化油器4inletmanifold进气歧管5exhaustmanifold排气歧管6fuelpump汽油泵7fuelfilter汽油滤清器8exhaustsilencer排气消声器9fuelpipe油管10fueltank汽油箱7.2Aircleaner空气滤清器序号英文中文1intaketube进气管2deflectorknob导流旋扭3airdeflector空气导流器4cleanerbody滤清器壳5butterflynut蝶形螺帽6filterc

15、over滤清器盖7filtersealring滤清器密封环8cleanercartridge滤清器滤芯9silencerelement消声元件10crankcasebleedpipe曲轴箱通风管11hotairpipe热空气管7.3Fuelpump,fuelfilter汽油泵，汽油滤清器序号英文中文1fuelpumpbase汽油泵座2diaphragm膜片序号英文中文3fuelinletneck汽油进口4fuelpumpbody汽油泵壳5filterscreen滤清器网6bowlcover泵盖7fuelfeedport汽油出口8distancewasher调整间隔垫圈9diaphragmspr

16、ing膜片弹簧10rockerarm摇臂11fulcrumpin杠杆支点销12fuelfilter汽油滤清器13filterbody滤清器壳14filtercartridge滤清器滤芯15glassbowl玻璃滤杯16bowlretainingclip滤杯支承夹7.4Simplecarburetor简单化油器序号英文中文1aircleaner空气滤清器2valveneedle针阀3float浮子4nozzle喷管5chocktube喉管6throttlevalve节气门7intakemanifold进气歧管8meteringjet量孔9floatchamber浮子室10intakevalve进

17、气门7.5Carburetor化油器序号英文中文1down-draftcarburetor下喷式化油器2nozzle喷管3floatchamber浮子室4choketube喉管5throttlevalve节气门6intakemanifold进气歧管7two-barrelcarburetor双管化油器序号英文中文8choketube喉管9plug旋塞10filtergauze滤清器金属丝网11fFuelinletport进气门口12valveseat阀座13valveneedle针阀14floatneedlevalve浮子针阀15floatpivotpin浮子销16float浮子17floatc

18、hamber浮子室18acceleratorpump加速泵7.6Carburetorelements化油器零件序号英文中文1throttlelever节气门杆2pulllever拉杆3releaselever放松杆4throttlevalvespindle节气门轴5throttlevalve节气门6mainmeteringjet主量孔7idlemeteringjet怠速量孔8acceleratorpumpdischargenozzle加速泵输出喷管9ballvalve球阀10emulsionpipe泡沫管11airjet空气喷孔12startingdevicejet起动喷孔13accelera

19、torpumppiston加速泵活塞14operatingcam操纵凸轮15accerleratorpumplever加速泵杆16adjustablestop可调限位螺钉7.7Carburetorcontrol化油器操纵件序号英文中文1throttlecontrollever节气门操纵杆2connectingleverrod连接拉杆3cablewire拉索序号英文中文4connectingadaptor连接杆5cablehose拉索软管6cablegrommet拉索橡胶圈7throttlecontrolcablehandle节气门操纵拉钮8chokecontrolcablehandle阻风门操

20、纵拉钮9pedalleverbracket踏板拉杆支架10acceleratorpedal加速踏板11acceleratorpedalhinge加速踏板铰链12acceleratorpedalmountingbracket加速踏板安装支架13flexiblebootcap挠性防尘护套14roller滚子15acceleratorpedallever加速踏板杠杆16acceleratorpedalreturnspring加速踏板回位弹簧7.8Gasolineinjection汽油喷射序号英文中文1fueltank汽油箱2electricfuelpump电动汽油泵3fuelfilter燃油滤清器4distributorpipe分油管5pressureregulator压力调节器6electroniccontrolunit电控单元7injector喷油器8startvalve起动阀9idle-speedadfustingscrew怠速调节螺钉10throttle-valveswitch节气门开关11throttlevalve节气门12airflowsensor空气流量计13relay继电器组14oxygensensor氧传感器15coolant-temperaturesensor冷却液温度传感器16thermotimeswitch温度时间开端17distributor分电器