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通过录像分析系统,对前民主德国、美国及中国的优秀蛙泳、自由泳运动员水上和水下转身技术进行记录、分析。结果表明:影响蛙泳转身效果的主要因素是游近池壁的速度、团身时间及手脚触壁时间差;影响自由泳前滚翻转身效果的主要因素是游近池壁的速度、蹬出时髋关节角度及速度等;中国蛙泳运动员金甫、黄晓敏,前民主德国运动员赫尔纳在转身技术上有独到之处,可以参考和借鉴。
Through the video analysis system, the excellent breaststroke and freestyle athletes of the former democratic Germany, the United States and China were recorded and analyzed on water and underwater turnaround technology. The results showed that the main factors affecting the transitional effect of breaststroke were the swimming speed, the body time and the contact time between hands and feet. The main factors influencing the effect of rollover before freestyle swimming were the speed of the swimming pool, the hip angle And speed; Chinese breaststroke Jin Fu, Huang Xiaomin, the former German athlete Herr Hella turned around in technology is unique, you can refer to and learn from.