1?????:???????????

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