4、键来进行设置。关键字:GP2Y1010AU0F传感器;粉尘检测;空气质量IIAbstractWiththedevelopmentofsocietyandindustry, which bringsalotofconvenience topeople'slife. However,itwillproducealotofharmfulfactorsintheprocessofindustrialproduction,suchascoalmining,cementproductionandotherindustriesin
5、thedustpollution. In avarietyofriskfactors onhumanhealtheffectsof themostserious. Thedustharmtohumanbodyis themostdirect, themostseriousisthe causeofpneumoconiosis.Whenthedustconcentrationistoohigh, the hightemperaturedryingtime mayexplode.ThedesignusedbySTC89C