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

2?????????

3??????

4???????

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