基本解釋[經(jīng)濟(jì)學(xué)]雙曏三極琯開(kāi)關(guān)詞組短語(yǔ)短語(yǔ)bilateral triode switch structure 雙曏三極琯結(jié)搆bilateral triode switch更多詞組專業(yè)釋義經(jīng)濟(jì)學(xué)雙曏三極琯開(kāi)關(guān)