另一方面，颈臂通过凸缘连接至支架轴这一事实有利于其它适当的枢转运动。
On the other hand, the fact that the cervical arm is connected to the support shaft by means of a flange serves to facilitate other suitable pivoting actions.
此外，按摩轮支架装配有具有上铰接点和下铰接点的凸缘，其中上铰接点连接至所述颈臂，下铰接点连接至上述轴。
Moreover, the wheel support is fitted with a flange with an upper articulation point connected to the cervical arm and a lower articulation point that is connected to aforementioned shaft.
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