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2025-02-23 02:25:52 22452

???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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