?? ??????,????????????????
????:1?????????????:????????
2????????????
3???????
4???????
5??????????
???12??????4??? ?????????????,12????4??,???????????????,??????????,??????,????????,???,?????????????????????
?:?? ???????????:??????????????????12??????4??? ?????????????,12????4??,???????????????,??????????,??????,????????,???,?????????????????????
?:?? ???????????:???????????????????:1?????????????:????????
2????????????
3???????
4???????
5??????????
???12??????4??? ?????????????,12????4??,???????????????,??????????,??????,????????,???,?????????????????????
?:?? ???????????:???????????????