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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