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