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