First, technical parameters of dragging device were addressed according to motion characteristics of ultra-low frequency vibration table. Then, controlled-motor and motion rail of servo system were chosen according to its parameters. 首先结合超低频振动台的运动特性,提出了管线拖曳跟踪装置的技术参数;然后以此为依据选择随动系统的控制电机及运动导轨;最后对本随动系统的控制方案进行了阐述。