?? ??“???”,“???????”??????
![](http://n.sinaimg.cn/news/transform/200/w600h400/20180805/pfKA-hhhczfa8225946.jpg)
????:1?????????:?????VX
2?????????
3?95??????
4???????
5?????????
???????,????
????????????,??,??????“?????”,??,???,???????“?”????????????,??????????
??????????????????
????????????,?????????3??,??,???,?“???????????????”??????????,?????,?????????????????
?????????????????,??????????????1????????????25???2??4??,??????????????????????????,2?17???700?????,???????????,????42%????????????2?????????????8??,??????2000??,???????????????????2????17??3???500-600??
????????????,?,?????????200???????????????????????????????????,?????40%????????????????,????????????,????????30%-50%??
?????????,?,???????????????????,????2000-3000???
?,????????“?”??????????,??????????????-?????-?????????-??????,????????20??,??210??????(????),???????????????
??,????????????,?????????????????????,??????????????700-900??,2????????????????300-400????,?????????4000-5000???????????,2????1000-2000???,?????
?????“?????????”
??,????“???????”,“?????????????????”??“?”,????????????????????????????,“????????”?,??????????????????????????-??-??“?”??,??????????????????????????????????????????????????
?,?????????????????????????????????,???????,??????????????,?????????????????????????
????????????????????????????????????????????????????????????????????????????????????????????,????“???-????”????,???,?????????????4?????????????????,????????“???+??”??5???????????????4??????????????,??????,?????????,?,????????,???,?????,???
??:?????? ???????:??? ??? ????????:????????