??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
????????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??
???IPAF??????????? ???????
???IPAF??????????? ???????
??
????:
1???????:????
2???????
3??????????
4???????
5?????92?95?98?
????
6
%
???:??