??????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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