????: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???????????(????)

????:??