“????”????:??“?”?“??”

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

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

“?”?:??“??”?????????“??????????????”

?????? ??

“??????????,‘?’?????????4.8?????,????????????12.8??,???1978??5.05%???????13.84%,????????2004??85%???????????????70%?????,???‘????’???‘????????????’???”??,???

???????????6????????17??30????????,??????????«?????????????????»??????30????????“??‘??????’????? ?????????”?

??????????????????????????????,??257????????,??26.8%;?????????169???,???????17.6%?“??????,????‘????????’?”?????????

??????????????????,??“???”???,?????????,“????”??,??“?????”???????;????“??”??,????60????????????,?????????????????????????????,????????????????,?????????????,????????????????

?????????????????,????????????????????“??????????????,????????????‘???????????????????’?????,????????????????????‘????’??????????????????????????????,?????????”??????????

????6????????????6?????????????????,???“??????????????”????????????“????”???

?????,????,??????????????15??,???????,????,????????????,??“?????”???

“???????‘??’????????????????,?????????????,??????????????,??????????????????????????????????;????????????????????????,?????,??;???????????????????????????????”????????(??????) ????????????:???????