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

2??????????

3??????????

4?????92?95?????

5???????

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