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

2?????????600??

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%??????????????????,???

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