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

2????????

3?????????

4??????

5????????

???7?????

???(??? ?)???,???????????7?????

??7????,???(AQI)????77.4%,??;??(PM 2.5)??19???/?????,?????????5.6%;?????(PM 10)???61???/???,???7.6%?

???7?,?????????AQI???:???????????????????????????????????????????????????????????????

????7???,?PM 2.5???:???????????????????????????????????????????????????????????????????????

???7???,???PM 10????20???,??4?????,??????4???,?????????3???,????3????,???2???,???2??,???1??

???7??,???AQI???85.9%,??0.4%;PM 2.5???????32???/??,???14.3%?

??7????????????,?AQI???,?????3???????,?????????3????????????????????????AQI???,???3????????,??3??????????

?????????7???,???PM 2.5?,??????3????????,?3?????????????????

???7??,????16?????PM 2.5??,????3?????????????????????(??)

????:???