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