?? ???5.3???????????
![](https://image.chezhanri.com/2019/0820/20190820092650438.jpg)
????:1???92??95?:??????????
2?????
3?????????
4???????
5????????????
?7??????????1???? ??,???7?1????????8??12?,??5.3???????????????
?,???????????25.4??????141.7???,????????140??????1?
??:?????7??????????1???? ??,???7?1????????8??12?,??5.3???????????????
?,???????????25.4??????141.7???,????????140??????1?
??:????????:1???92??95?:??????????
2?????
3?????????
4???????
5????????????
?7??????????1???? ??,???7?1????????8??12?,??5.3???????????????
?,???????????25.4??????141.7???,????????140??????1?
??:????