汽车专业英语课件-1 cha.ppt

汽车专业英语AUTOMOTIVEENGINEERINGENGLISH 车辆工程 交通运输 汽车服务工程 授课人 课程介绍课程属性 学科选修课课时 36学时课程内容 汽车基础 结构原理 诊断修理 营销服务 汽车设计制造学习目的1 打好基础 首先掌握必要词汇 熟悉并巩固语法与专业知识 开阔眼界 学好本门课程 对考研亦有一定的帮助2 掌握翻译技巧 提高翻译水平 较熟练笔译专业资料 解决生产实际中的问题3 阅读本专业领域的国外资料 了解和掌握汽车的发展动态和前沿技术 以及汽车设计制造新技术 维修技术 销售服务 任一方向 为研究和创新奠定基础学习方法认真听讲 做好记录 大胆实践参考教材 汽车专业英语 宋进桂 机械工业出版社 AUTOMOTIVEENGINEERINGENGLISH Foreword STRUCTUREoftheAUTOMOTIVEENGINEERINGENGLISH 课程结构 本章学习内容 Chapter1GeneralInformation本章学习内容 目标和重点难点 本章学习目标 本章难点重点 1 BasicPartsofAutomobile1 ClassificationofAutomobile 1 掌握汽车组成 主要系统部件的英文名称2 掌握汽车的分类3 了解各个系统的主要组成和功能 1 重点为记忆英文专业术语2 难点需要记忆的生词偏多3 汉译准确表达也是难点 1 1 1NewWordsandPhrases Chapter1GeneralInformation1 1BasicPartsofAutomobile Chapter1GeneralInformation1 1BasicPartsofAutomobile Chapter1GeneralInformation1 1BasicPartsofAutomobile Chapter1GeneralInformation1 1BasicPartsofAutomobile Chapter1GeneralInformation1 1BasicPartsofAutomobile Today saveragecarcontainsmorethan15 000separate individualpartsthatmustworktogether Thesepartscanbegroupedintofourmajorcategories engine body chassisandelectricalequipments seeFig 1 1 Fig 1 1basicpartsofacar Chapter1GeneralInformation1 1BasicPartsofAutomobile 1 1 2Text Theengineactsasthepowerunit Therearetwotypesofengine gasolineengine alsocalledaspark ignitionengine anddieselengine alsocalledacompression ignitionengine Allengineshavefuel exhaust cooling andlubricationsystems Gasolineenginesalsohaveanignitionsystem Theignitionsystemsuppliestheelectricsparkneededtoignitetheair fuelmixtureinthecylinders Thefuelsystemstoresliquidfuelanddeliversittotheengine Thefuelismixedwithairtoformacombustiblemixtureinthecarburetor themanifold orthecylindersthemselves Thecoolingsystemremovesexcessiveheatfromtheengine Airandacoolantareusedtocarryawaytheheat Thelubricationsystemisimportantinkeepingtheenginerunningsmoothly Motoroilisthelubricantusedinthesystem Chapter1GeneralInformation1 1BasicPartsofAutomobile 1 Engine Anautomobilebody Fig 1 2 providesaprotectivecoveringfortheengine passengers andcargo Thebodyisdesignedtokeeppassengerssafeandcomfortable Thebodystylingprovidesanattractive colorful modernappearanceforthevehicle Itisstreamlinedtolessenwindresistanceandtokeepthecarfromswayingatthedrivingspeeds Chapter1GeneralInformation1 1BasicPartsofAutomobile 2 Body Fig 1 2Anautomobilebody 3 Chassis Thechassisincludesthepowertrain suspension steering andbrakesystems Thepowertrainsystemcomprisesclutch transmission propellershaft rearaxleanddifferentialandthedrivingroadwheels Theclutchortorqueconverterhasthetaskofdisconnectingandconnectingtheengine spowerfromandtothedrivingwheelsofthevehicle Themainpurposeofthetransmissionorgearboxistoprovideaselectionofgearratiosbetweentheengineanddrivingwheels sothatthevehiclecanoperatesatisfactorilyunderalldrivingconditions Gearselectionmaybedonemanuallybythedriverorautomaticallybyahydrauliccontrolsystem Chapter1GeneralInformation1 1BasicPartsofAutomobile 要点分析 drivingwheels参考译文 驱动轮从动轮是什么 是Drivenwheels Drivenwheels还有 驱动轮 被发动机驱动 的意思 只有联系上下文确定其具体指什么 知识拓展 Thefunctionofthepropeller drive shaftistotransmitthedrivefromthegearboxtotheinputshaftoftherearaxleanddifferentialassembly Flexiblejointsallowtherearaxleandwheelstomoveupanddownwithoutaffectingoperation Therearaxleanddifferentialunittransmitstheengine srotationalpowerthrough90 frompropellershafttoaxleshafttoroadwheels Afurtherfunctionistoalloweachdrivingwheeltoturnatadifferentspeedwhencornering Athirdfunctionistointroduceanothergearratiofortorquemultiplication Chapter1GeneralInformation1 1BasicPartsofAutomobile Thebasicjobofthesuspensionsystemistoabsorbtheshockscausedbyirregularroadsurfacesthatwouldotherwisebetransmittedtothevehicleanditsoccupants thushelpingtokeepthevehicleonacontrolledandlevelcourse regardlessofroadconditions Chapter1GeneralInformation1 1BasicPartsofAutomobile Thebasicjobofthesuspensionsystemistoabsorbtheshockscausedbyirregularroadsurfacesthatwouldotherwisebetransmittedtothevehicleanditsoccupants thushelpingtokeepthevehicleonacontrolledandlevelcourse regardlessofroadconditions 难点提示 1 thatwouldotherwisebetransmittedtothevehicleanditsoccupants是shocks的定语从句 2 thushelping 现在分词短语作主句的状语 并非定语从句的构成部分 3 tokeepthevehicleonacontrolledandlevelcourse不定式短语的含义是 使汽车保持在可以控制的 笔直的行驶路线上 参考译文 悬架系统的基本作用是吸收路面不平引起的冲击和振动 使其不会传递给车辆和乘员 这样 不管路况如何 都能使车辆具有可控制的 笔直的行驶路线 难点分析 Thesteeringsystemprovidesthemeansbywhichthefrontwheelsaredirectionallyturned Thesteeringsystemmaybepowerassistedtoreducetheeffortrequiredtoturnthesteeringwheelandmakethevehicleeasiertomanoeuvre Chapter1GeneralInformation1 1BasicPartsofAutomobile Thebrakingsystemonavehiclehasthreemainfunctions Itmustbeabletoreducethespeedofthevehicle whennecessary itmustbeabletostopthecarinasshortadistanceaspossible itmustbeabletoholdthevehiclestationary Eachwheelhasabrakeassembly ofeitherthedrumtypeorthedisctype hydraulicallyoperatedwhenthedriverappliesthefootbrakepedal Chapter1GeneralInformation1 1BasicPartsofAutomobile 4 ElectricalEquipment Theelectricalsystemsupplieselectricityfortheignition horn lights heater andstarter Theelectricitylevelismaintainedbyachargingcircuit Thiscircuitconsistsofabattery andanalternator orgenerator Thebatterystoreselectricity Thealternatorchangestheengine smechanicalenergyintoelectricalenergyandrechargesthebattery Chapter1GeneralInformation1 1BasicPartsofAutomobile Chapter1GeneralInformation1 2ClassificationofAutomobile 1 2 1NewWordsandPhrases Chapter1GeneralInformation1 2ClassificationofAutomobile Chapter1GeneralInformation1 2ClassificationofAutomobile Motorvehiclescanbeclassifieddependingonthefollowingfeatures Usesofvehicle Motorvehiclescanbedividedintopassengercarsandcommercialvehicles Passengercarsareprimarilyintendedforuseintransportingpeople aswellastheirluggageandothersmallcargo Thenumberofseats includingthatofthedriver isrestrictedtonine Commercialvehiclesaredesignedtotransportpeopleandcargoandforpullingtrailers seeFig 1 3 1 1 2Text Apassengercarsorcommercialvehicle 判断是乘用车还是商用车 SedanCoupeMPVSUVPassengervehicle numberofseatsismorethan9 PickupCrossoverGreencar 低污染或无污染汽车 不确定 但多属于乘用车 如EV HEV 知识拓展 Chapter1GeneralInformation1 2ClassificationofAutomobile 知识拓展 英文 货车 重型货车 轻型货车 Truck lorry goodscar goodsvehicle goods carryingvehicleHeavy heavyduty truck heavygoodsvehicleLighttruck Chapter1GeneralInformation1 2ClassificationofAutomobile Bodyshapes Asedanhasanenclosedbodywithamaximumof4doorstoallowaccesstothepassengercompartment Thedesignalsoallowsforstorageofluggageorothergoods Asedancanalsobereferredtoasasaloonandtraditionallyhasafixedroof Therearesoft topversionsofthesamebodydesignexceptforhaving2doors andthesearecommonlyreferredtoasconvertibles F