????:1?????95?:????vx

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