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

2?????vx

3?????

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

5?????????????

?????????1?????????????????????????????6??????????????????? (???? ??)???1?????6?????????????????,??????????????????,?????35????????????????

????,?????,?,?????????,1980?????????????????????????8?????,?,???????

??????????????????????????????????,?????23?,???????????????“?????????????,?????????”

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

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

??,????????????????1983??,?????????????????????42??,????????????????,????????????

??,?35??????????????????????????????,????????????????,?????,?????

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