After 8 weeks of training, knee extensor and flexor muscles strength can be improved, but knee extensor muscle torque increase more than flexor muscle.

经过约8周的训练，患膝屈伸肌群的峰值力矩在不同测试速度下均有显著提高，但伸肌峰值力矩提高较屈肌快。

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After 8 weeks of training, knee extensor and flexor muscles strength can be improved, but knee extensor muscle torque increase more than flexor muscle.

经过约8周的训练，患膝屈伸肌群的峰值力矩在不同测试速度下均有显著提高，但伸肌峰值力矩提高较屈肌快。

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