Surface electromyography (SEMG) possesses the features of the neuromus cular activation associated with muscle contraction, and has been used as an objective tool to evaluate muscle fatigue.

• 表面肌电信号把神经肌肉活动和肌肉收缩联系起来,已被视为一种估计肌肉疲劳比较客观的方法,但也存在一些不足。