短語詞組短語feedback clamp circuit 反饋箝位電路feedback k circuit 反饋電路;反饋回路negative feedback amplification circuit 負(fù)反饋放大電路Current Feedback Bias Circuit 電流回授偏壓電路negative feedback magnifying circuit 負(fù)反饋放大電路feedback amplification circuit 反饋放大電路feedback magnifying circuit 反饋放大電路Feedback Sequential Circuit 反饋時(shí)序電路 返回 feedback circuit