Withtherapiddevelopmentofindustry,China'sautopossessionincreasesharply,exhaustairpollutionhasbecomeaserioussocialpublichazards.Incardenselypopulatedcities,caremissionstopeople'slivingenvironmentpollutioncausedagreatinfluence,andseriouslythreateningthepeople'sphysicalandmentalhealth,andharmingsomeanimalsandplants,survivalandgrowth,destroyedtheecologicalbalanceofnature.Therefore,solvingtheautomobileexhaustpollutionbecomesanimportantsubjecttobecarefulresearch