????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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