??1??????????????31??????? ??(ABC)???????????????,?????30??,??
????????????1?29??????,?64????????,????????3???????“???”?????????????30???,???????1???????????????30???????,??,??????????????????????????
????:???????????
???:??????????????????
??????????:????,????!
??????????????4?????2??
????“??”A???????????????
??????????????????
???CBA????3???8???6???
????????????????
????:???????????????
????!?????????????????
????:??????????????!
??????9???????????????
????“??????”?????????????
????????????????????(?)
??:??????????????????
??3?4?????????????????
???:??????????????????
??:??????????????
????????????????????(?)
???:?????????????????
???????“????”?IPO????
«???»????????:???????
??:??????????????????
??1???2?!??????????????
?????????????????
??-????????????1-0?????