?? ?????????????
????:1???????:?????????
2???????
3??????????
4???????
5?sn???????
??11???26?? (??? ??????????)??,??,??????,???????????,??
??????????????26??,11????????25????????5???????26??7?????,??????????,?????,???
????????,???63????????????,51???????????,?4.3????????24????10.7?????????,???6???
?1460??????????,????845?????????6??????,????????????????????????????????????????49??????8??
????????????????27??,????????19??15??????,????????23???20?????;???????????????????????14??????10???????
??,?,?????????????????????????????????????????????????????????
??????????????,???,?????????????????????6?44???????????????????????????(???????????????) ????:???