新编汽车专业英语课后答案及题目.doc

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1、UNIT1一．1.theinternalcombustionengine内燃机2.areciprocatingengine往复发动机3.exhaustemissions废气排放4.fuelconsumption燃料燃烧5.fueleconomy燃油经济性6.combustionchamber燃烧室7.hybrid-electricvehicle混动汽车8.massproduction大规模生产9.dual-fuelvehicle双燃料汽车10.air-cooledengine风冷式发动机二．1.Adieselenginecompressesitscyl

2、inderaironitscompresstionstrokebeforeanyfuelentersthecylinder2.Theinternalcombustionengineistheonemostcommonlyusedintheautomotivefield.3.Accordingtothefuelenergyused,theinternalcombustionenginesarealsodividedintogasolineengines,anddieselengine.4.Thepistonconvertsthepotentialener

3、gyofthefuelintothekineticenergy.5.Thepowerproductioncycleconsistsoffourstrokesofthepositioninareciprocatingengine.6.Theengineisgenerallyconsideredthe“heart”ofanautomobile7.Thisfourstrokescycleofpistonwithinthecylinderisrepeatedtimeandagaintopushthevehicleforeard.8.Thereareactual

4、lyvarioustypesofenginessuchanelectricengines,steamengines,andinternalcombustionengines.三．1.compressionratio:thetotalvolumedividedbvthecompressionvolume2.internalcombustionengine:burningtheirfuelinsidetheircylinders3.engine:aheartofanautomobile4.stroke:themovementofthepistonwithi

5、nthecylinderandthedistanceofpistontravel5.reciprocating:theupanddownactionofapistoninthecylinder6.gasoline:amixtureofflammableliquidhydrocarbonsderivedchieflyfromcrudepetroleum.四．1.Ifyouknowsomethingaboutordinarygasolineengines,youwillhavenoticethatdieselengines,inmanyrespects,w

6、orkinthesamewayasgasolineengines.（柴油机的工作方式在很多方面和汽油机是一样的）2.Theengineisthesourceofpowerthatmakesthecarandthetruckmove.(使得汽车行驶)3.Asitwouldnotbereasonabletohavetostoptheengineeverytimeitwasrequiredtostopthecar.(每次都到停车)4.Someofpartsmakethecarmovecomfortableorbetterlooking,butmostofth

7、emaretomakeitrun.(有些部件使得汽车更舒适或更美观)5.Notallofthisheatcanbeused,andifallowedtoremainintheengine,itwouldsoondestroyit.(如果让其热量保留在发动机中)UNIT2一、1.gasolineengine汽油机2.inlow-speeddrivingcondition在低速行车条件下3.achieveavarietyofdifferentobjectives达到各种不同的目的4.higherenergydensity高能量密度5.electricmot

8、or电动机6.airconditioning空调装置7.regenerativebraking