我国优秀女子链球选手投掷技术整体节奏的运动学研究

Kinematical Research on the Whole Pace and the Features of the Kip and Knee of the Throwing Technique of Chinese Elite Female Hammer Throwers

运用近景动态三维录像分析系统对我国八名优秀女子链球运动员的旋转技术进行运动学分析。结果表明,我国女子链球运动员旋转技术的动作节奏和时间结构不合理,单双支撑时间比率低。

By using the method of close-range dynamic three-dimensional cinema,the author makes a kinematical analysis on the technique of torque for Chinese elite female hammer throwers.The study shows that the pace of movement and the construction of time of the technique of torque of Chinese female hammer throwers are irrational.Single and double support ratio is low.