??20????????? ??230????
???2??????????5??? (?)5??,20????“????”????????????????????,??????????????,??????????????????230????????
??,?????????,???????????????20????80?????,?????????????????????????????????????????????????????,???
??????????????
????????,???????????????????????????????????,“??,???????????????”
????1990??????????????????????????,30????,????????,?????????,“????????????????”?
“??????????????????,????????????????,????????????????,????????,????????????”?????????????????????????
“??????,?????????”??????????????,??????????(????)????,??????????????????????????????,?????,??????(?????) ??????:??
??
???:????