?? ???:????“???????????????????”?
![](https://image.chezhanri.com/2020/0402/37299099ed51a990b7f759e8324105c0.jpg)
????:1???????????:???????
2???????????
3?????
4?????100?????
5???????100???
??????????????8??????23???? (????? ????????)??8????????????????????23??????
??????????????:???????????????,??????,???????????????????????????????
???????????????????:???,?????????????,?????????????????????,???70%?60%?????????,?????????????????????????????????????????????????,?????????????“??????”????????????,???????????????????,??????????????????6.4?,????????????,????
????,??????,??????????????????????????????????????????????????,???????????????????????????????,?“??????????”????????,????????????????????????????????????????????,????????,???(?????????????????) ???:?????????????