????:1???929598??????:???????

2??????????

3????????????

4?????????

5??????????

???????11?23???????? (??????????? ????????????)?????????(IFF)?????????21?????????????23????????“?????????????????”?????????,?????????,???,?????????????,???????????

11???????????????????????23??????,????(IFF)???????????????????????21????????????“?????????”???????????(IFF) ????????

?????????????????????????????????????????,??5%??????????????????????????????,???

IFF???????????????????,?5%?????????????????????,??????????????????????????????????????????????,??????????????,??????,????????????????????,??????

???????????????????????(IMF)????????????????????????????????????,??????,?????,???????

?,?????,??????????,??????????(?)

??????????????:??????