The CC-CE combined amplifier has the nicer wide band magnifiable characteristic qua the buffer and gives some gains in voltage and electric current.
共集-共基组合放大电路具有良好的宽带放大特性，既可以作为缓冲级又能够提供一定的电压和电流增益。
In order to extract wide-band scattering parameters by one computation, the concept of characteristic impedance is introduced to separate transmitted and reflected voltage waves.
为了在一次计算中抽取宽频带的散射参量，引入特征阻抗的概念用于分离入射电压波和反射电压波；
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