?? ????????????:1-6???4.1???
![](https://image.chezhanri.com/2019/1202/548732b00e937878f587c4932bdb47b7.jpg)
????:1???????:???????????
2???????
3????????20?
4?????
5????????
7????23?,?????,?????,???,???6???,7?????????886??????????????????????????????????????????????,?????????????,???????????????6????????,????????????????????????10.71????2.43???2.99?????????????????????,??1423???388????478??????????1-6??4.1?????3.6??,6?8.8??????,?????????13.8??,???????????10???????(??)
????????????:???????????????