Introduced in this paper are the concrete methods and notices of traction motor temperature-rise test, which includes continuous temperature-rise test and hour temperature-rise test.
Objective: To explore the mechanism and clinical effect of Nerve root type cervical spondylosis was treated with scalpel compare with Continuous cervical traction.
目的：利用小针刀及颈椎持续牵引治疗神经根型颈椎病，观察其治疗效果，探讨其作用机理。
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Rail must provide continuous, smooth, least resistance of rolling surfaces and good adhesion of traction to the train wheels.