???????????????

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

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

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

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

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

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