1?????:???????????
2025-02-21 23:03:2729058
??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???????????????????????????????????????????????????????????????????????????????(??) ?????:??