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2025-02-23 02:34:47 65776

????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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