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