?? ?????????????????????
![](https://image.chezhanri.com/2019/0822/20190822091807829.jpg)
????:1???????:???????
2???????????
3????????
4??????
5????????????
??????8?7???,????????16??????????????????(????????8????)????,???????
????,?,????????????????52%,???
??????????,???
?????????????????????????????????SDI?LGES?SKOn??????????????????????????????????????,??????????????????????????????????????????(??????? ???)
???????????????:?????????????????????????