??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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