The utility model can increase the swing assisting Angle and the swing assisting strength through adjusting the central adjusting screw bolt to meet the requirements of different patients.
它通过调节中心调节螺杆可增加助摆角度和助摆力量，以适应不同患者的需要。
The utility model can increase the swing assisting Angle and the swing assisting strength through adjusting the central adjusting screw bolt to meet the requirements of different patients.
它通过调节中心调节螺杆可增加助摆角度和助摆力量，以适应不同患者的需要。
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