?? ??? ??????????4??????????????
![](http://n.sinaimg.cn/news/transform/200/w600h400/20180708/6cpd-hezpzwt2966967.jpg)
????:1???????:?????
2???150???????
3???????????
4???????
5?????????????
2?14??????????,?????????:
??2????????????????????????????????????????14?????????10???,???,????4????,????????????????????,?????,????
????????????????,?,????????????????????????,?????????(???????? ???)
??????????:?????????????