??????
??????
??????
??????
??????
???????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??
?????????????RICE???
?????????????RICE???
??
????:
1???95?????:?????
2?????????
3????????wx
4??????100???
5???????
????
6
%
???:??