?? ?????????40? ?????????
![](https://image.chezhanri.com/2019/0723/20190723173659301.jpg)
????:1??????????:?????????
2?????????
3??????????????
4???????????
5???????
???????????,??????????????? ?????????????
??????????7??4?(?????????? ?)????????,?????????????????“?”?4?????????,?,???40??
??????,?????????8???????,??????30?,10??,???????????57??????????????16???????,??39?????????,??????64???
???,?????39.7?????????39.5?????????????????????39.4?????????????????15???,???
??,5-6????,???????????37-39?,????????40???,?????
9????,?,??????????,??????,??????10???????30????(??)
??????????????:???