?? ????????????
????:1?????????:??????
2???????
3???????????
4???????
5???????
???1?????????????????????????????27??????(??????????)??1?27?????????,??????????,?:????
??,???,?????????????????????,??????(??????????????)
???:?????1?????????????????????????????27??????(??????????)??1?27?????????,??????????,?:????
??,???,?????????????????????,??????(??????????????)
???:??????:1?????????:??????
2???????
3???????????
4???????
5???????
???1?????????????????????????????27??????(??????????)??1?27?????????,??????????,?:????
??,???,?????????????????????,??????(??????????????)
???:??