短語詞組短語holding g circuit 保持電路sampling -holding circuit 採樣peak holding circuit 峰值保持電路peak -holding circuit 峰值保持線路sampling holding circuit 採樣保持電路self holding circuit 自保電路Sample -holding circuit 取樣保持電路feedback -holding circuit 反餽holding circuit pressure 保持廻路壓力 返回 holding circuit