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