对我国优秀800m运动员着地缓冲技术的研究

Research on Touchdown Techniques of Excellent 800 meters Runner Athletes in China

以我国优秀男子中跑运动员为研究对象,采用平面摄像与解析法,对2005年5月参加全国田径大奖赛暨亚洲田径公开赛和2005年6月全国田径锦标赛两站比赛,男子800 m中38人的途中跑着地缓冲技术进行了分析,得出以下结论:运动员的脚着地速度为1.42 m/s,与世界优秀运动员相比仍有一定的差距,而运动员的着地距离平均为33.3 cm,与世界优秀运动员相比,着地距离偏大。并提出改进建议。

This paper takes China＇s elite male middle distance runners as objects, and use the flat fixed-point method and photo two races： 2005 Asian track and field open tournament and 2005 China track and field championships station. The photos include preliminary, semi-finals, and finals 8 bouts race in both male 800 meters, analyze 38 runners touchdown technique in 800 meters. The result shows that China＇s feet of the athlete touchdown speed are 1.42 m/s, comparing with excellent athlete in world to still have a certain margin. But athlete of ground the distance equally is 33.3 cm ricers, compared with excellent athlete in world distance to be partial to greatly.