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