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