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