短語詞組短語gain control amplifier 增益控制放大器voice gain adjusting amplifier 語音增益調(diào)節(jié)放大器Automatic Gain Control Amplifier 控制放大器gain adjustable amplifier 增益可調(diào)放大器constant gain voltage amplifier 固定增益電壓放大器high gain operational amplifier 高增益運(yùn)算放大器GCA Gain Control Amplifier 增益控制放大器High Gain Combiner Amplifier 順向高增益前置放大器Gain Block Amplifier 增益模塊放大器 返回 gain amplifier