?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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