??
??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?????????????????????????????????????????????????????????????????????????(??) ????????????????:???
?????????
?????1???????????:??????????????????