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

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

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

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

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

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

???????:???? ??“?????????”

?? IFF??????????????

????:1??????????:?????vx

2???????498???

3?????

4??????????

5???????

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

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

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

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

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

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

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