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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