Owing to the operating principle of the ground system and different working position of every spare parts , the operating frequency of different parts in the system influent the shell of the decelerator , electrical machinery baseplate and supporting differently 依据螺杆泵地面驱动系统的工作原理和各零部件的工作位置,系统内的运动部件的工作频率对减速器壳体、电机底板和支架的影响程度不同。