?? ????????????????500??? ?????????
![](https://image.chezhanri.com/2019/0808/20190808184937543.jpg)
????:1???????:????
2?????
3????????
4????????????
5????????
??????????8???19??(???)???«??»???,???????11????????????26??????????30?????????????????????????18??????????????????,??100??,???500?????????????????,?????????????????????
?,?????????30%??,????????????????500??60%,???????????????,??????????
??,??????????60???,???????????
??:???????????????,????????????????????????????????????,?????????100????????????
????,?,?????? ?????:????????