????:1???????:???????

2??????200???

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

4??????VX

5??????????

???12??????????20????????????? ?????,???,??????,???????????,???????????24???????????????????????

??,12?17????19?????????????????,????“????”???????18??????1000??

??????????,???????????24%,???;??48%,??????8???

??????????????,??????,????,?????????????????? ??????:??