?? ??????????? ???????0?
![](http://n.sinaimg.cn/news/transform/200/w600h400/20180513/NI2D-hamfahx5393463.jpg)
????:1???????:???????????
2?????????
3??????????????
4???????????
5?????vx
??2??6???????? (?? ???)???????????6?,???????????9?????????,?,????,????????????0???,7???????
??????,????????????9????????,??,???????,?,????10?????,??????
????????,7?,????:???6?????????????9?,????10??????17??8?,??????2??????????5???,??-2????????????2?,????????5??14??9?:?????0???3?,??-3??-1?,???????3???13??
???,??????,?????????????7????,??7????????8??????????9????????,?????6??????7????????????????8????????
?,????????,?????????????,????????????????,?????;????????,??,??????????????,??????????(?????????????) ???:??