短語詞組短語down -converter 下變頻器;降頻變頻器down digital converter 下變頻器parametric down -converter [電子]參量下變頻器;參數(shù)向下轉(zhuǎn)換器;翻譯sampling frequency down -converter 取樣下變頻器wideband digital down -converter 寬帶數(shù)字下變頻器microwave frequency down -converter 微波下變頻器programmable digital down -converter 可編程數(shù)字下變頻ddc digital down frequency converter 數(shù)字下變頻器Low Noise Block Down -converter 低噪聲塊下變頻器;低噪聲阻斷轉(zhuǎn)換器 返回 down converter