?? ??? ??“??????”????????????
????:1???????:??????
2???????
3???????
4??????
5?????
????11????22???????????? (?? ??????????)22?,??????????????????(IFF)?21??????????????????????????????????“??????”??????????????
??????????????,??????????,?,??????????????????????????“??”??????????
“???????”?????????????,???????????????????“?”???????????,????????????,??????????,?????????,?????
?????????,?????,???????????????,???????????“????????”??
“???????”??????????????????????,??“????????????????????”???????????,?????????????“?????????????????‘?????’????????????,???”
“????”??,“?????????”??????????????????,?????,?????????????????
???????????????????,“??”??????????????????,?????????????,????????????????????????“???????”??????????????????,????????????????????????????????????,???????,?????????????,??????????,????????????????,?????
????,“?”???????,???
????,“????????????????”????????????????,????“???????”??,???,????????????????,????“???”?????
???????,???5??,???????????????,??“??”?????????,???????????????????????????????,???????????,???????(???) ???:?????????????