?? ?????????? ???????????????
????:1??????????:????????
2??????95?98?
3??????
4?????vx
5???????????
????????????????11??????????????25???? ???(ABC)???,??????????????11??????????????????????24?????????,???????,???
?:?????????????????????????(ABC)??????,???,????????????????
???,????????????????,?????????,??
??,???24??????,???????
??,????????????????????????,??????????????????????“??????????????????????????????????,??”
????????:????????????