Preoperative and postoperative ranges of motion of the knees were similar in both groups.
两组的术前及术后的膝关节活动度都很相似。
An electromagnetic tracking device was employed to measure the ranges of motion of the whole lumbar spine.
获取他们腰椎侧位平片和磁共振片，应用一种电磁跟踪设备测量整个腰椎的活动范围。
ObjectiveTo explore the change ranges of ankle motion in mini-Taichiquan exercise.
目的研究简化太极拳运动时踝关节角度的变化。
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