???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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