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