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

2?????????

3???????

4?????

5???spa

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