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2025-02-23 00:32:50 22884

????????????????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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