12???????2?,??????? ???????? ? 12?2???,??????? ? ? 12?2?????,????? ??????????? ????? 12?2???????,??? ? ??? 12?????2?,???????????? ??? ? 12?2?,??????? ???????? ? 12???2?,??????? ? ????? 12???2?,?????????? ? ????? ????????????:??? ??“????”

?? ???????????

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

2????????100??

3???????

4??????????

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

12???????2?,??????? ???????? ? 12?2???,??????? ? ? 12?2?????,????? ??????????? ????? 12?2???????,??? ? ??? 12?????2?,???????????? ??? ? 12?2?,??????? ???????? ? 12???2?,??????? ? ????? 12???2?,?????????? ? ????? ????????????:???