1?????:???????????

????:????:??????????

?2????21?? (?? ??)???1??????,??168?,????????????????????????????????????;??????????????????????????????????????

??21???1??????,??339?????(PM2.5)??53.1??????/??,??4.7%;????(PM10)??80??/??,????8.1%???339??78.0%,????????????0.5???

1??,??“2+36”??PM2.5????????61.0??/??,??18.3%;??68.5%,???7.4????;??2.9%,??????????????6.8????????????????1??,??PM2.5???28.3??/??,???????????23.5%?

1???,168???:PM2.5??20??????????????????????????????????????????????????????????????????????????????????????????????????????????????????;PM2.5??????20??????????????????????????????????????????????????????????????????????????????????????(???) ???:???