?? ????????????56???
????:1???????????:?????????
2???????
3????????
4???????
5??????????
?????????????????12??2????????? ???:?2????????????,????,???????????????????????????,??????????56?????,???
?,?12????????????????????1??????????????????,???????????????????????????????????????????????,??,????????????,?,????
?????,?????????,???????????,???????????,???????
???????????,????????????,?????,???(???????????????) ???????????:????????