摘要
运用文献资料、走访、三维摄像解析和比较分析等方法对女子铅球运动员刘相蓉过渡阶段的技术特征进行研究分析.研究得出,刘相蓉的过渡时间稍长;支撑步长距离合适;上体躯干抬起早,躯干倾角过大.左腿屈膝缓冲,未能形成良好的左侧支撑;髋转角要明显小于肩转角,肩髋扭转角过小,铅球速度与身体重心速度差值小,没有充分地超越器械.左腿向趾板方向下插不迅速;右腿有一定的缓冲,退让能力不足.
Using the method of literature,visiting,3 d camera resolution and methods of comparative analysis to the women's shot put athletes Liu Xiangrong through analyzing the technical features of the transition stage. Study,Liu Xiang-rong transition time is too long; Support step distance appropriate; The upper torso up early,trunk Angle is too large. To the left side of the left leg knee cushion,failed to form a good support,Angle to the hip Angle significantly less than the shoulder,shoulder,hip twist Angle is too small,the shot speed and body weight difference is small,there is no sufficient equipment. The left leg down towards the toe slab not quickly; Right leg has certain buffer,concession of incompetence.
出处
《商丘师范学院学报》
CAS
2017年第12期66-69,共4页
Journal of Shangqiu Normal University
基金
国家体育总局备战第29届奥运会科技攻关项目(06012)
关键词
女子铅球运动员
过渡
技术特征
分析
women shot putter
transition
kinematics characteristic
analysis
