?2??17????????? ??????????????????????17??????????????,??????????????????????????,???
???????????:??????
???:???????10%????????
????!?????:??????????
?????«??????»???????
????:????????????
??????????????????????
??????????????????
???????:????????????
???????1??????????????
??????????:???????????
F1?????:??????????????
?????????????????????
??????????2????????5?
?????:?????????F16??????
?????????????????????
????????????100???
????????????:????????
??????????????????????
????????????:????????
??????:?????????8100???
?????100?“??????”??????
????“??”??90??????????
17?????????????????
??????????:???????????
???:???????10%????????
????PPP?????????:????????