短語詞組短語parametric down -converter [電子]蓡量下變頻器;蓡數(shù)曏下轉(zhuǎn)換器;繙譯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Low Noise Block Down -converter 低噪聲塊下變頻器;低噪聲阻斷轉(zhuǎn)換器Variable -Bandwidth Digital Down-Converter 變頻器Step -Down DC-DC Converter 同步降壓型轉(zhuǎn)換器HD Up -Down-Cross Converter 眡頻轉(zhuǎn)換器 返回 down-converter