跳远前倾式离板和摆动腿的摆动对起跳的作用

The function of forward-leaning leaving board and swinging of the swinging leg on takeoffs in long jump

当今世界跳远技术的主要特征和发展趋势是:在尽可能快的助跑中获得较大的腾起初速度和适宜的腾起角度。通过查阅大量文献、观摩优秀运动员比赛录像,结合训练实践,分析前倾式离板技术和摆动腿的摆动技术对跳远起跳过程中各环节的作用,提出了对前倾式离板和摆动腿的摆动进行专门训练的方法。

At present,the main characteristics and trend of long jump technique in the world is to obtain bigger initial swinging speed and proper swinging angle in approach as fast as possible. Through documentation and watching the videos of excellent jumpers' performance,the author analyzed the functions that forward-leaning leaving board and the swinging of the swinging leg on the links in the approach process in long jump and proposed the special training method of using forward-leaning leaving board and the swinging of the swinging leg.