?? ???????????:????????????????
????:1??????????:???????????
2?????????
3???????200??500
4???????????
5???????
?1????????8????? (???????????? ???????? ??)??????????1?????????????8????????????
???:7????,???6.8???????????????????
????????????????:????????,??,??????????,??,????????????,???????????????,?????,??????????,??,????????,????????????,?????????????????,?,????????????????????????7????????,?????????????????
???????????????,?????????????,???????,??????????????????????,??????????,?????????????,?,????????????(???) ???:???????????