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

??,??????????,???????????????????????????????????????????,????,??????????????????,?????????????????????(???????????????)

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

“????VX????”????

?? “?????????????????”????

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

2????????

3?????????????

4???????

5??????????

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

??,??????????,???????????????????????????????????????????,????,??????????????????,?????????????????????(???????????????)

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