基本解釋[經(jīng)濟學]鍺錠詞組短語短語germanium m ingot 鍺錠Reduced germanium ingot 還原鍺錠Zone -refined germanium ingot 區(qū)熔鍺錠germanium ingot更多詞組專業(yè)釋義經(jīng)濟學鍺錠