Components of Stride Frequency
步頻(stride frequency)取決於完成一步所需的時間,需時越長,在一指定時間內的步頻越低。完成一步的時間組合可以被分為:接觸地面的時間和騰空時間兩個部分。
根據 Housden(1964)和 Atwater(1981),頂級短跑運動員完成一步的時間比例為:
|
接觸地面的時間 |
|
騰空時間 |
起跑 |
2 |
: |
1 |
途中跑 |
1 |
: |
1.3 - 1.5 |
References
Atwater, A.E. (1981). Kinematic analysis of sprinting. In J. M. Cooper and B. Haven (Eds.), Proceedings of the Biomechanics Symposium, Indiana University, October 26-28, 1980 (p. 309). Ind: The Indiana State Board of Health.
Housden, F. (1964). Mechanical analysis of the running movement. In F. Wilt (Ed.), Run, Run, Run (pp. 240-241). Los Altos, Calif.: Track and Fields News, Inc.
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最近更新日期(Last Updated):2007-02-03