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

2???????????

3???????????

4???????????

5?????

???8??????????17???????? ??:?:????“?????”

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

?50???????????,?????????????????(???????????????)17??????????,??????,??????

????1999??11???????????????????,25???5?????????????????????:2????????,???,???;11????,?????????????“????????”????????????“?????????”??;11????,???????,???????;???????6??????????????????,?????……

8?????????????????????17????????,??????????(ICAC)????,????????????????????50???????,?????????????????????? ???????? ????????

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

????????????????????????????,?“???”????(VR)????????????VR???????????????????????,?,????????????????:“????????????,????????????????????”

8??????17???,????????????(ICAC)?,??50?????????????,????????????????????????????????????????? ?? ??

????????????????????,??1974??“?????????”????????1976?????,??,???????,????????????????,??“???50??????????????”,???????????????,???«???????????»???????????????????10??

???????????????,?«??????????????????????»?,????????????????????????,?????????????,??????????????????“?????????,?????????????”

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

8???????????17??????,???????(ICAC)??????,?????????????????50??????????,??????????????“?”????? ?????????????? ? ?

“??????????,?????????????”?????,?????1.9?????????????????????????,???????,?????????????,??????????6000???

“???????????????,??????????????50?????????????????????????,????,??????”?????(????????????)

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