| （华南师范大学 体育科学学院，广东 广州510631） 摘要：通过对2001 、2003和2005年世锦赛男子自由泳项目前8名运动员比赛技术数据进行分析和比较，了解当今世界男子自由泳项目优秀运动员速度、划频、划幅的变化特征，并对男子自由泳运动员最佳划频和划幅组合特征进行探讨。结果发现：（1） 短距离运动员划频明显高于中长距离运动员；中长距离项目运动员划幅增长也明显高于短距离项目运动员。（2）最高游速下，运动员的划频和划幅达到或接近最高水平。（3）男子自由泳运动员理想划频和划幅会随着个人特点和项目距离特点变化而变化。（4）个人理想的划频和划幅组合应保持有效划频和有效划幅的组合。（5）在疲劳状态下，仍能继续保持良好的划频和划幅是取得好成绩的关键。 关键词：自由泳运动员； 划水幅度； 划水频率； 速度； 世界游泳锦标赛 中图分类号：G86111文献标识码：A文章编号：1006-7116(2006)05-0098-04 |
SHEN Yupeng
| (1.College of Physical Education,South China Normal University，Guangzhou 510631,China) Abstract:By analyzing and comparing the technical data of top 8 athletes in the contest of men’s freestyle swimming events in World Championships 2001,2003 and 2005,the author acquainted himself with the characteristics of variation of speed,stroke frequency and stroke extent of excellent athletes in men’s freestyle swimming events in the world today, probed into the characteristics of combination of the best stroke frequency and stroke extent for athletes in men’s freestyle swimming,and revealed the following findings: (1) The stoke frequency of athletes in short distance events is obviously higher than that of athletes in middle and long distance events; the increment of stroke extent of athletes in middle and long distance events is also obviously greater than that of athletes in short distance events; (2) at the highest swimming speed, the stroke frequency and stroke extent of athletes should be equal to or close to their best performance; (3) the ideal stroke frequency and stroke extent of men’s freestyle athletes will vary with the characteristics of individual athletes and event distances; (4) the ideal combination of stroke frequency and stroke extent of an individual athlete should maintain a combination of effective stroke frequency and effective stroke extent; (5) the athletes should be able to maintain a good stroke frequency and stroke extent when they are fatigue. Key words:athlete in freestyle swimming; stroke extent; stroke frequency; speed |
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