英语翻译
theradiatorisadevicedesignedtodissipatetheheatwhichthecoolanthasabsorbedfromtheengine;itisconstructedtoholdalargeamountofwaterintubesorotherpassageswhichprovidealargeareaincontactwiththeatmosphere.theradiatorconsistsoftopandbottomtanks,andacore.theradiatorcapservesnotonlytopreventfromsplashingoutthefilleropening,butalsopreventevaporationofthecoolant.thefanisdesignatedtodrawcoolingairthroughtheradiatorcore.thefanisusuallymountedonanextensionofthewaterpumpshaftandisdrivenbyaV-beltfromapulleymountedonthefrontendofthecrankshaft.usuallythesamebeltdrivesthealternator,andbelttensionisadjustedbyswingingthealternatoronit'smounting.