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

2???????

3?????????

4????????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????????????????????????????????????????????????????????????????????????????????????????????????(??) ???:?????