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