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

2?????

3?????????

4??????

5???????

??????????????6????????19????????????(???????? ?????????????????????????????)?????19??,????????,3??5?????????,???????????,???????????,????????3????????????????????????????,????????PM10??12.0%,????????????

?????????,?????????????????“??????”???????????,??,????????????????????????????????????????

??,?????????????????142??????????,3??5??????,?????????????????????????,??????????????????????17.5%?46.3%?54.3%???????????,???“???”?????????????????,???????????,?????,?????????????

??,??,?????53.5%???????????,???????????????“??”??????,????????????????????????????????????????????????????????????,?????????????????,?2??????????????????,??????????????,????????????????????????

??,????????,????????????????????,??,????,???47.6%???,??????????,????41.2%??,?????????????

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