?? ??????????? ????????????
![](https://image.chezhanri.com/2019/0712/20190712114627951.jpg)
????:1?????????100?????:??????
2?????vx
3???????
4???????
5???????200??
????????????????8?????????1??,??????????????
????????,???????????????16????????????????,??????,???8??????????????
???????????,????,???????????????“????????”?
???,?????????,8?????????????????????????,???????????????????,????????????????
??8??????????????1?,??????“????-2”????????????,????
“????????????”,????????????????????,“??????,??????????????????????????”,??????????
(????? ????)
????:??????????????