| 夏联富1，王晓东2 （1.西南科技大学 体育学科部，四川 绵阳 621010；2.华中师范大学 体育学院，湖北 武汉 430079） 摘 要：通过应用Cybex-6000等速测试系统对22名排球运动员和28名跳高运动员膝关节肌力进行等速向心肌力测试，以探讨排球、跳高两个不同项目运动员膝关节屈伸等速肌力特征及差别。测试结果表明：跳高运动员优势腿、非优势腿股四头肌相对峰力矩在360(º)/s和90(º)/s上均大于排球运动员；而排球运动员腘绳肌相对峰力矩与跳高运动员无明显差异，排球运动员双侧腘绳肌峰力矩(90(º)/s)差异程度显著小于跳高运动员；排球运动员在90(º)/s的速度下测得的股四头肌与腘绳肌峰力矩比值(H/Q)要显著低于跳高运动员，随着角速度的变化(90~360(º)/s)，排球运动员和跳高运动员股四头肌与腘绳肌峰力矩比值(H/Q)均随之增大。 |
XIA Lian-fu1，WANG Xiao-dong2
| （1.Department of Phyaical Education，Southwest University of Science and Technology，Mianyang 621010，China；2.School of Physical Education，Huazhong Normal University，Wuhan 430079，China） Abstract: By applying the Cybex-6000 constant velocity test system, the authors did a constant velocity centripetal muscle strength test on muscle groups of the knee joint of 22 volleyball players and 28 high jumpers in order to probe into the characteristics and differences of constant velocity muscle strength of the knee joint of athletes in such two different events as volleyball and high jump, and revealed the following findings: the relative peak mo-ment of quadriceps of thigh of the advantageous leg and non-advantageous leg of the high jumpers is greater than the same of volleyball player both at 360(º)/s and 90(º)/s; there is no significant difference in relative peak moment of hamstring between the volleyball players and high jumpers, and the degree of difference between peak moment (90(º)/s) of hamstring at both sides of the volleyball players is significantly lower than the same of the high jumpers; the ratio of peak moment of quadriceps of thigh and hamstring of the volleyball players, as measured at the speed of 90(º)/s, is significantly lower than the same of the high jumpers; with the change of angular velocity (90~360(º)/s), the ratio of peak moment of quadriceps of thigh and hamstring of the volleyball players and high jumpers increases. |
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