????:1???????:????600?????

2???????

3?????

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5?????????

?????9??????????????25?????????? (??????????????? ??????)??,??(PM2.5)???,????????????,?????

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??????????????,??67.4%????????????????????55.3%;???????50????????????????10??????;???????????3900?????????????????????,?????,??????4000??,????????20%??????80%????,???

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?????????????????????,??????,???????????????????????????,???????????????????????????????,????????????????????,????????????????????,?????????????????

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

?,??,??,??,????????????????????????????????,?????????“???????”,?????????“??????????”?????,?????(????) ??????????????????????:????