????:1??????????:???

2?????????

3????????????

4?????????

5?????2020

?10????????31?????????(??????????? ??????)??,???????????????????????????10?31????????????0????????????????????,???????????????,?????????(PM2.5)??????????200??/????????

??????????????????????,?PM2.5?,????????????????????????,????,?????????

??10???23??????????,???????“?????????????????????????????????????????????”??

??????,??????5??????????,??????10????23?????????????,???????????????,???,?????????????????????????“??”????,?????

???,?10?????????30??,????????“2+36”????????31????????????10???????????????31??????,?????????????????????1????????????/????????,???????????????,?????;???????????60%,???100%,???

??,10??23???,???PM2.5??????????,??????,???50%??,???????????????????????,???PM2.5???

???????????????,?????,????????????,??????,??????PM2.5????????,????

?10????????????????31???????,???37?,?,????11???????????6????????????????????????????????????,??????????????????????????????,??,???????????????????PM2.5??

?,10?????????31????????????-11?2??????,?,??,???????????????????;11?3?,??????????????????,?,??????????????,??????????;11????????????????4?-6???????????,??? ????????:??????????