?? ????????10R??

????:1??????????:??sn??
2?????????????
3???????????
4???????
5?????????????
???2??22????? (?????????? ?)?2???????????????22???20????11?,???,??10R?,??,???????????

??????????????????????560??(???)
???????:?????2??22????? (?????????? ?)?2???????????????22???20????11?,???,??10R?,??,???????????
??????????????????????560??(???)
???????:??????:1??????????:??sn??
2?????????????
3???????????
4???????
5?????????????
???2??22????? (?????????? ?)?2???????????????22???20????11?,???,??10R?,??,???????????
??????????????????????560??(???)
???????:??