?? ?????????:4?????? ???????????
????:1???????????:????????????
2???????????
3?????????
4????????50?????
5?????
???????????????11??????????????26??????? ???????????,?11??????26?10????????:?11??26??14??????????11??27??14??,???????????????????????????,?,??,????(30~45??)??????5~10?????????????,?15?????
??????:??????????????:
1.??;
2.??????????????????????????????????????????????????????????????????????????,?????????????;
3.?,??,?;
4.?????,?????;
5.????
????????????:?????