servo circuit

例句：

1. 1.The servo circuit is responsible for controlling the speed of the motor.
   伺服电路负责控制电机的速度。
2. 2. The servo circuit was designed to improve the accuracy of the robot's movements.
   伺服电路被设计用来提高机器人动作的准确性。
3. 3. The servo circuit is a crucial component in many modern electronic devices.
   伺服电路是许多现代电子设备中至关重要的组成部分。