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