?? ????????????????? ?????????
????:1???????:?????????80
2????????????
3????
4?????????
5???????????
????11???????22??????????? (?? ?? ???)11?22???????????,??????:???????????????????????????,????????????11???????????24??29??
22????????????,?????
?:????????,?????????????50???????????????,???????????????????????????????,??????????????????????,?????,??????????????????,?,???,????????????????????????????(???)
???:????