??????
??????
??????
??????
??????
??????
???????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
?????
??????
??????
??????
??????
??????
??????
??
?????:?????????????10??
?????:?????????????10??
??
????:
1?????????????:?????????
2?????????
3???????????
4?????
5????????????
????
6
%
???:??