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