For optimal signal transfer, the output impedance of the source should be equal to the characteristic impedance of the switch, the cables, and the DUT.是什么意思_For optimal signal transfer, the output impedance of the source should be equal to the characteristic impedance of the switch, the cables, and the DUT.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句