?? ?????:??70%????????????????????
![](https://image.chezhanri.com/2019/0816/20190816110126652.jpg)
????:1???????:????
2?????????
3??????
4?????
5????????????
8??1?,???????????????????,??????????????????«???»????????????????????,????,?????,??????,?????????????????????????????????????????????????????????????????????????????????????????????,????????????,??????????70%????????????????????????????,?6??????????????????????(???? ??????????)
??:????????