基本解釋[經(jīng)濟(jì)學(xué)]鍺檢波晶體管詞組短語短語germanium m detective transistor 鍺檢波晶體管germanium detective transistor更多詞組專業(yè)釋義經(jīng)濟(jì)學(xué)鍺檢波晶體管