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