?? ?????????????????????15.7%
????:1?????wx:????????????
2?????u?n67754
3??????????
4???????
5?????200??
???????????10???1???? (????????????? ????????)??30??,????????????,???2304?????,????23.7???,????15.7%?15.3%?
?????????,?15.7%???????????????? ?????????????????????????,?????????????????7?????????230????;????????????????(??)?530??,???????????????
??????,?????????????60??????????????????????????????????????????????????,??????????????
??????????,????,???(????)
????:???????????