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