?? ?????????????????????
![](https://image.chezhanri.com/2019/0725/20190725164652693.jpg)
????:1?????????:?????????
2????????
3???????????
4???????
5?400??3???????
?? ?40??????
??? (??? ?)8??????24????,?????????????72.28??3.44????????/(?)???????????,?????????????????????????,????????8???10?????????????????????????68.31????????3.97????,?????????6?,?????????????????????39.9?????????,??
???,??????1??????????1?????“?”?????,?????,??,??,??,????????“?????????”???
???,7?1??8???????24???,???3000?????????170?????(?????????????????)??,???????????????????18%??????????40%? ???????????????????????????:???????????????