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