?? ??? 3????1???????????
????:1?????vx????:???????
2????????????
3??????????
4????????????
5?????????
?????10??12????? ??KTV12?????????????????,????1?,3???????1????
????????????????????,???????,?????2?40????????,???????????4????????????????1????????????????????????????????,??
??,????????????????1?????????,???????2?1??????????????3??????????????,???,?????????
?????????,???????20???????,3????1????????,???????(???????????) ???:???????