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