After intervention in the test group, the students' sit and reach, trunk extension test, shoulder and stretch were also significantly different(P0.05).
②运动干预后实验班坐位体前屈、俯卧背伸、双手后勾与对照班也存在显著性差异（P〈0.05）。
After intervention in the test group, the students' sit and reach, trunk extension test, shoulder and stretch were also significantly different(P0.05).
②运动干预后实验班坐位体前屈、俯卧背伸、双手后勾与对照班也存在显著性差异（P〈0.05）。
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