??
???????????????2????14??????? (?????? ?????????)????????14??????????,??????????????????8.5?????,?????????????39.2%,?????????????1993????????,?,???,????????,??????????
?,?,??“????????,??‘??’????????????????????????????‘?????????????????????????’???,?50%,??????????????????,?????”?????????
????????????????????????,????????????????????????????????????????????????????????,????????????????????????????????,?????,???80?????
???????????????12???,??,??????????
“?????????????????????????,?????????????,??,???????”???????
?,???“???????????????”?????????“???????”????????????????????,?????????????????????????????,??????????????????,?,?????(????)
????????????:??????????????
?????????31?????????????????????????