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

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

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