?? ??????????????7????????????? ??
![](https://image.chezhanri.com/2019/0521/20190521095445425.jpg)
????:1???????????:51?????
2???????
3?????????
4?????
5?????????
????????:??????????????????26??????,??7??,6?????????
?????,????????7??0.1%,????????6??0.9%???????????????0.5%?????????????????????????????????,?????????,???
?????????????7????9.9%,???????????6???????????????????????,?????12.9%?
???????????????????????????????,???,?????,??????????? ???:???????????