用运动学观点解析"跨栏步"技术原理

Analysis "the Step of Hurdle Race"with Sport Technical Principle

跨栏跑是田径运动中技术比较复杂的周期性运动项目,跨栏步技术是跨栏跑技术中的重要组成部分,是教学与训练的重点。用运动学观点,从起跨上栏、腾空过栏和下栏支撑三个方面进行分析。

Hurdle race run is an item of the technical periodicity with complex skills in the track and field sport. The step skill of hurdle race is an important part of hurdle race run. It is the focal point of teaching and training.From the perspective of kinesiology,three aspects are analyzed concerning fence-ascending, fence-overstriding and fence-descending.