??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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