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机构地区:[1]广州医学院,广东湛江524023 [2]沈阳体育学院,辽宁沈阳110032
出 处:《沈阳体育学院学报》2003年第4期12-14,共3页Journal of Shenyang Sport University
基 金:2003年沈阳体育学院院管课题
摘 要:运用标准的三维摄像DLT法测量和录像解析的方法,以参加全国第十届冬季运动会速度滑冰比赛前6名的 男运动员为研究对象,对其500米比赛起跑阶段下肢蹬冰技术进行运动学研究。旨在揭示运动员在起跑阶段下肢蹬 冰过程中蕴含的运动学规律,为丰富速度滑冰技术理论,为教学、训练和科研提供参考依据。By the methods of standard three-dimensional measurement and videotaping analysis, with male skaters who attended the Tenth National Winter Sports as objects of research, the fast running technique in 500m race with kinetic research is analysed. The purpose suggests the kinetic regularity in the course of fast running, in order to enrich technique theory of speed skating and supply the reference data for teaching, training and scientific research. The findings indicate: firstly, for our country excellent male speed skaters, the distance of preparing posture strong point is small, the former stability angle is small and partial ahead, technological movement is relatively reasonable, thus creating the beneficial advantage for finishing pedal and ice state from static state to fast starting. Secondly, for our country excellent male speed skaters, the angle of pedaling ice and the inclination angle of upper part of the body are relatively close during the course of starting; the result of pedaling ice is better. Thirdly, for our country excellent male speed skaters, the distance of step frequency is not remarkable; the size of stride exerts a great influence on the speed during the fasting stage.
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