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