Actuators and actuation systems are essential features of all robots, providing the forces, torques, and mechanical motions needed to move the joints, limbs or body.

• 驱动器和驱动系统是所有机器人技术中不可缺少的组成部分，驱动器可以提供机器人关节、肢体运动所需要的力、力矩、机械位移等。