The stretching group had the same number of sessions, and the length of each session was also the same.

伸展运动组练习的组数和次数都与跑步机组相同，每组的练习时长也一样。

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The stretching group had the same number of sessions, and the length of each session was also the same.

伸展运动组练习的组数和次数都与跑步机组相同，每组的练习时长也一样。

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