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1、北京化工大學(xué)北方學(xué)院汽車服務(wù)工程——外文文獻(xiàn)原稿和譯文外文文獻(xiàn)原稿和譯文原稿ANewTypeCar--HybridElectricVehicleWithskyrocketingfuelpricesandchangesinweatherpatterns,manycarmanufacturersclaimedtodevelopthekindofvehiclesthatwillincreasethemileageandreducetheemissions.Hybridcarisakindofvehiclewhichcanmeetaboverequirements.Ahybridcar
2、featuresasmallfuel-efficientgasenginecombinedwithanelectricmotorthatassiststheengine.Thereasonsofbuildingsuchacomplicatedmachinearetwofold:toreducetailpipeemissionsandtoimprovemileage.Firstly,hybridcarsaregoodfortheenvironment.Theycanreducesmogby90percentandtheyusefarlessgasolinethanconventi
3、onalcars.Meanwhile,hybridcarsburnlessgasolinepermile,sotheyreleasefewergreenhousegases.Secondly,hybridcarsareeconomical.Hybridcars,whichrunongasandelectricity,cangetupto55to60milespergallonincitydriving,whileatypicalSUVmightusethreetimesasmuchgasforthesamedistance!Therearethreereasonscanmain
4、lyaccountforthat:1)Hybridenginesaremuchsmallerthanthoseonconventionalcars.Ahybridcarengineistoaccommodatethe99%ofdrivingtimewhenacarisnotgoinguphillsoracceleratingquickly.Whenextraaccelerationpowerisneeded,itreliesonthebatterytoprovideadditionalforce.2)Hybridgasolineenginecanshutoffwhentheca
5、risstoppedandrunofftheirelectricmotorandbattery.3)Hybridcarsoftenrecoverbrakingenergy.Electricmotorscouldtakethelostkineticenergyinbrakinganduseittochargethebattery.Furthermore,hybridsarebetterthanall-electriccarsbecausehybridcarbatteriesrechargeasyoudrivesothereisnoneedtoplugin.Mostelectric
6、carsneedtoberechargedevery50-100miles.Also,mostelectriccarscannotgofasterthan50-60mph,whilehybridscan.Hybridcarsbridgethegapbetweenelectricandgasoline-poweredcarsbytravelingfurtheranddrivingfasterandhybridgas-electriccarsareprovingtobeafeasiblealternativeatatimeofhighgasprices.So,inmyopinion
7、,hybridcarswillhaveabrightfuture.HowDoesHybridElectricVehicleWork？Youprobablyownagasolineordiesel-enginecar.Youmayhaveheardofelectricvehiclestoo.Ahybridvehicleorhybridelectricvehicle(HEV)isacombinationofboth.Hybridvehiclesutilizetwoormoresourcesofe
