说明：  半导体知识，放大电路分析基础、场效应管放大电路、负反馈放大电路、集成运算放大器、集成运算放大器的应用。波形发生与变换电路、低频功率放大电路、
(semiconductor knowledge, amplifying circuit analysis based FET amplifier, negative-feedback amplifier, integrated amplifier, integrated operational amplifier applications. Occurrence and waveform conversion circuit, low-frequency power amplifier circuit,)