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

2??????

3??????????

4??????????

5????????????

???1??????31???????????? 1?????????????31?,????????,????????????,????????,??????,??

??1?????29?????,?????????,????????????????????????????????,??????????

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

???,?????,??????????????????????,??????????????,???????2??

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