??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??
??????????|????40??????? ????????
??????????|????40??????? ????????
??
????:
1??????????:???????
2???????
3????????????
4????????
5????????
????
6
%
???:??