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