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