?? ?????????????????????
????:1????????:???????
2?????????
3????????
4???????????
5????????
?????????????1???2?? (???? ?)2??????????????,???
?,??(CENI)????????????????????????????“???????”??????????????????“??”?????????????“???”?????
?????????????,??“??????????”??????????????????
????,?????????“??????????????????????????????????????????????”??????,??????2000?????????????????????“4+N”?????,????,??“???”??????????????????????????,???(??????????????????) ?????:????????????????????????