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????????????????????????????????????????????????????????????????????????????????????????????????????????????????(??????) ???:?????