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