??
?????????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???????????????????????????????????????????????????????????????????????????(???) ?????????????????:????
?????????
?????1???????????:??????????????????