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