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2025-02-22 16:27:13 47353

??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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