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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