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