短語詞組短語operational E amplifier 運算放大器operational transconductance amplifier ota 運算跨導(dǎo)放大器operational -amplifier differintiator 運算放大器微分器OTA Operational Transconductance Amplifier 運算跨導(dǎo)放大器operational summing amplifier circuit 運算求和放大器電路operational U amplifier 運算放大器Differential operational transconductance amplifier 發(fā)明名稱operational transresistance amplifier 運算跨阻放大器 返回 operational amplifier