汽車專業(yè)英語試卷

10級汽車專業(yè)英語試卷a一、單詞互譯〈每空1分，共20分〉SectionADirections:Thissectionistotesthowmanywordsyouknow.PleasetranslateenglishintoChinese.<l*10>VehiclebodybrakesystemsteeringsystemdashboardcamshaftAutomaticTransmissioninletvalvetimingbeltcylinderelectroniccontrollerSectionBDirections:Thissectionistotesthowmanywordsyouknow.PleasetranslateChineseintoenglish.<l*10>.底盤2后懸架3轉(zhuǎn)向盤4發(fā)動機5分電器6油底殼7活塞8軸承9手動變速器10冷卻系統(tǒng)二、閱讀與理解<20題，每題2分，共40分〉Theengineisthesourceofpowerthatmakesthewheelsgoaroundandthecarmove.Theautomobileengineisaninternalcombustionenginebecausethefuel<gasoline>isburnedinsideit.Theburningofgasolineinsidetheengineproduceshighpressureintheenginecombustionchamber.Thishighpressureforcespistontomove,themovementiscarriedbyconnectingrodstotheenginecrankshaft.Thecrankshaftisthusmadetorotate:therotarymotioniscarriedthroughthepowertraintothecarwheelssothattheyrotateandthecarmoves.Whatdoweseefromthefirstparagraphs?<>Theengineissourceofpowerforacar.Theenginecannotmakewheelsgoaround.Theengineisresourceofoil.WhichoneStatementistrueaccordingtheabovefirstparagraph?<>Theautomobileengineisaninternationalcombustionengine.Theautomobileengineisanexternalcombustionengine.第1頁共8頁TheautomobileengineisaninnercombustionengineWhatdoweseefromthesecondparagraphs?<>Highpressureissourceofpowerinsideaengine.Crankshaftisrotatedwithoutanyforce.Combustionchamberisnotapartoftheengine.WhichoneStatementistrueaccordingtheabovesecondparagraph?<>Themovementofpistoniscarriedbyconnectingrodstotheenginecrankshaft..Thislowerpressureforcespistontomove.BothofAandBaretrue.WhichoneStatementistrueaccordingthelastsentenceinthearticle?<>Thepowertrainisrequiredforacarmoving.Therotarymotionofcrankshaftisenoughforacarmoving.othAandBarefalse.C.BTheenginealsoneedsacoolingsystem;thecombustionoftheairfuel,Themixtureintheenginecto2700?>.Thecoolingsystemtakesheatawayreatesaveryhightemperature<ashighas2000?fromtheenginebycirculatingaliquidcoolant<watermixwithantifreeze>betweentheengineandaradiator.Thecoolantgetshotasitgoesthroughtheradiator.Thus,thecoolantcontinuallytakesheatawayfromtheengine,whereitcoulddodamage,anddeliversittotheradiator.Airpassingthroughtheradiatortakesheatawayfromtheradiator.Whatdoweseefromaboveparagraph?<>acoolingsystemismustfortheengine.Theenginedon,tneedacoolingsystemTheenginemightneedacoolingsystem.Howmuchwillbecreatedthetemperatureofthemixtureintheengine?<>Ashighas2000?to2700?.Ashighas1300?to2000?.Nothigherthan2000?.Whatisliquidcoolant?<>watermixwithantifreezewaterusedbythecoolingsystem.Anyliquidusedbythecoolingsystem.Whatdoweseefromaboveparagraph?<>第2頁共8頁A.ThecoolantgetsHOTasitgoesthroughtheradiator,ThecoolantgetsCOOLasitgoesthroughtheradiatorBC.BothAandBarefalse.WhichoneStatementistrueinthearticle?<>Airpassingthroughtheradiatortakesheatawayfromtheradiator.AirpassingthroughtheradiatorgetsMOREheat.BothAandBarefalse.Part3Powerstroke:AsthepistonreachesTDConthecompressionstroke,anelectricsparkisproducedatthesparkplug.Theignitionsystemdeliversahigh-voltagesurgeofelectricitytothesparkplugtoproducethespark.Thesparkignites,orsetsfireto,theair-fuelmixture.Itnowbeingstoburnveryrapidly,andthecylinderpressureincreasestoasmuchas3-5Mpaorevenmore.Thisterrificpushagainstthepistonforcesitdownward,andapowerimpulseistransmittedthroughtheconnectingrodtothecrankpinonthecrankshaft.Thecrankshaftisrotatedasthepistonispusheddownbythepressureaboveit.Whichtopicisfitwiththeparagraph?<>PowerstrokeCompressionstroke.Exhauststroke.WhichoneStatementisTUREaccordingthearticle?<>A.Theterrificpushagainstthepistonforcesitdownward.B.Theslightpushagainstthepistonforcesitdownward.C.Thislittlepushagainstthepistonforcesitdownward.Whichwordorphrasecanchangetheword"ignites"?<>setsfiretoshootsatchargesWhichoneStatementisTUREaccordingthearticle?<>Theignitionsystemdeliversahigh-voltagesurgeofelectricitytothesparkplugtobeginthespark.Theignitionsystemdeliversalow-voltagesurgeofelectricitytothesparkplugtodefendthespark.Theignitionsystemdeliversaconstant-voltagesurgeofelectricitytothesparkplugtoproducethespark.第3頁共8頁Whentheair-fuelmixturebeingstoburnveryrapidly,howmuchdoesthecylinderpressureincreaseto?<>Asmuchas3-5Mpaorevenmore.Asmuchas3-5barorevenmore.About3-5Kpa.Part4Theactionstakingplaceintheenginecylindercanbedividedintofourstages,orstroke."Stroke"referstopistonmovement;astrokeoccurswhenthepistonmovesfromonelimitingpositiontotheother.TheupperlimitofpistonmovementiscalledTDC<topdeadcenter>.ThelowerlimitofpistonmovementiscalledBDC<bottomdeadcenter>.AstrokeispistonmovementfromTDCtoBDCorfromBDCtoTDC.Inotherwords,thepistoncompletesastrokeeachtimeitchangesitsdirectionofmotion.Wheretheentirecycleofeventsinthecylinderrequiresfourstrokes<ortwocrankshaftrevolutions>,theenginesiscalledafour-stroke-cycleengine,orafour-cycleengine.Thefourpistonstrokesareintake,compression,power,andexhaust.Whatdoweseefromtheparagraphs?<>Whatisstroke?Whatisengine?Whatiscylinder?WhichoneStatementistrueaccordingtheabovefirstparagraph?<>Afour-stroke-cycleenginemeansthatfourstrokesisrequiredwhenitfinishthewholecycle.AstrokeisnotpistonmovementfromTDCtoBDC,butfromBDCtoTDC.ThelowerlimitofpistonmovementiscalledTDC<topdeadcenter>.WhatisBDCinthetermofautomobileindustry?<>Bottomdeadcenter.Topdeadcenter.NeitherofAandB.WhichoneStatementisTRUEaccordingthelastparagraph?<>The four strokes occur in twocrankshaftrevolutions.The four strokes occur in fourcrankshaftrevolutions.The four strokes occur in onecrankshaftrevolutions.WhichoneStatementisTUREaccordingthearticle?<>Thefourpistonstrokesareintake,compression,power,andexhaust.第4頁共8頁Thefourpistonstrokesareintake,compression,power,andinhauls.Thefourpistonstrokesareintake,combining,power,andexhaust.三、句子英