????6??????????????15????????????? ?????6???????14??,?????,????????

?,???????????,???????????,??????“?????????????”??????8??,??????????????????,??,???????????????????????????????,?,???????????,??????????????????????????

???:???????? ??“????VX”

?? ???????????????????

????:1?????VX:???????

2???????

3????????v

4?????

5???????

????6??????????????15????????????? ?????6???????14??,?????,????????

?,???????????,???????????,??????“?????????????”??????8??,??????????????????,??,???????????????????????????????,?,???????????,??????????????????????????

???:????????