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

????:????wx:???????

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