????:1??????????:??????

2??????

3?????????

4???95?98?

5????????

?2???????????????????5???(??????)5???????,??????????????????????????????????????

5??,???????????? ??? ??????????????????????

?,????????,???????????????????????????“??”,????“??????”???????????,???????“?????”??,??????????,?????????????????????“1+N”??,??“??????????”?????,????????????????????????????“?????”,??,??????????

????????,??????????“?????,?????????????????????????????????????”????????????????????????????????????,????????,???????????????

??????1990???????,??????,??,???????????????,????,“?,??????”

“???????,?????????????,????????,??????????????????,??????”???,????????,?????????????????

???,????????,????20??????“?”???????,????????????????,??????????????????230??;??14???????????,???????;?????????????16??,????????????????10????????10??????????,6????,??????(???)

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