1?????:???????????

??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????????????????????????????????????????????????????????????????????????????????????????(??) ??????:???