??????????“???”??6000??

????:?????30?50????:??????

???????11?????????25? (?? ?????)???????????????“????”??,?????????????????25??,46??????,???????“???”?6000??????,???58%?

???,?????“?”??120????????????????,??????811.32??????,????110???,??????

??????“???”????,??????????,?????????????????“?????”???202????,??????????????????????????????,????????11??“??”??????

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

1978?,“?”?????????????????????“???”?????????????????????,??28.4%??????????????“??????????”?????????????????????9?????????????????????68??????????46??,??????????“??”??????????????????190????

46?,???“???”????????????????????,??????“??”“??”“???”????????????,?????????????????,???(??) ??????????????:???????????????????????????????