??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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