??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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