Objective: To investigate the effect of balancedtraction for treating Lumbar disc Herniation and discuss its mechanical principium.
目的：观察均衡牵引架牵引对腰椎间盘症突出症的影响，并进行力学分析。
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For example, when the electronic traction control system (TCS) is activated at the front wheels, the car can be balanced by the application of rear drive.