??
?????????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????????????????????????????????????????????????????????????????????????????????????(??) ????:????
?????????
?????1???????????:??????????????????