??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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