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

2??????????

3?????????

4?????VX

5?????

?2?????????????2?? (????????????? ??)??????2???????????,2??????????2????2???????????3??????,???

????,????????????????????????????????6~8?;???????????????????4~5????,???????7~8??????

???????????????,????,????????????????,??????,????????

????????????,2??????1??,?????????,????????;??????????,??????,?????????????5??????

??,2???????????????,????“?????????????????”,??????????,?????????????????????????????????????????????????;???,????????????????????,???3???????????,??(???) ??:??????