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

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???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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