????:1??????????:????24????

2?95?98?????????

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