control system that converts a small mechanical motion into one requiring much greater power; may include a negative feedback system
例句
用作名词 (n.)
The results of the servo restoring efforts will now be interpreted as due to target motion and spurious steering signals will be generated. 伺服机构克服这种扰动的结果会视为是由于目标的运动引起的,这就产生了虚假的操纵信号。