?????????????12?1?? (???? ??)??,??????????????“???????”????????,?????,???????????????????????,?????????????????????????,???????????

??(???)

???????????????,????,????????????,??15?????,??,?12????(????????????????????,??),????20????????????????????????1.5???????,???

????????,???,????????????????????????????????????????,???????????????,???????????“????”,??????????????????????,1976??,??????????,1982??,????????,?????????????????????????????????????????????,???,??????,??

???,??,???????????????20?????,??????????????,????7.52?????,?9.69??,????25????????????(??)

?????????:?????? “?????????”_????

?? “??????”?????? ??????????

????:1??????????:????vx

2??????????

3?????????

4?????qq?

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

?????????????12?1?? (???? ??)??,??????????????“???????”????????,?????,???????????????????????,?????????????????????????,???????????

??(???)

???????????????,????,????????????,??15?????,??,?12????(????????????????????,??),????20????????????????????????1.5???????,???

????????,???,????????????????????????????????????????,???????????????,???????????“????”,??????????????????????,1976??,??????????,1982??,????????,?????????????????????????????????????????????,???,??????,??

???,??,???????????????20?????,??????????????,????7.52?????,?9.69??,????25????????????(??)

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