?? ??«????2»:?????? “????”
![](http://n.sinaimg.cn/news/transform/200/w600h400/20180426/BI9Y-fztkpin3209725.jpg)
????:1?????????????:????????
2??????
3????????
4?400?4???????
5????????
??????????????40???????“????????????”???????????????,2????????13????????,??«??2»?
?????????,«????????????????2»????????????????,?????????????????????????,?????????
????,????????,?“????????”?
?????????,????IP,??????????????????,?????????,“?????????”(?? ?? ??)
???????:????