????:1??????v:?????

2?????

3?95?????

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