1???????????:?????

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??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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