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

2???????

3????????

4???????

5??????????

???????11???????????????1????????????? ???????????:?????????????“?????????”?:?????????

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

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

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

????????:“?????????????”????????

20????70???????????,??????(???????????????)??????????????,???????????????????15%,??????200????,??,?????????????,??“?????”?

1982??6?????????????,?,????120????????,????,????????????“????????”??

?????????????????????,20???????????,????????

“???????,????????,?,???”???

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

????????40????????????? ?????????????

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

“??????,???????????,??????????????,?????28???????????,??????????”??????

?????????????????20????????????,???????,????????????????????????,?????????40?,???????70???,?????

????????,??????????????????????,??????,?????????,?????????????,?38%,??????????

??????,?????????,????????,??????,????????????????????,?????????????????,???,?????????????????,????????90%?

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

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

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

????????,??“????????”???,????????8.5???????????????3.5????,????????12?????????????????,??????????75%????????????????

???,????????????????????,??????,??,??????????

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

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

??????????????????,??,???????????????,?????,????(???????)

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