对北岛康介、罗雪娟两位奥运冠军的蛙泳技术分析——收腿与划水技术

Research on the analysis of Breaststroke Technique of Two Olympics Champions-Kitajima Kosuke and Luo Xuejuan ——Contracting the Leg and Rowing the Arm TechniqueThe analysis of breaststroke technique of Two Olympics champion

通过对两位优秀选手在第28届奥运会蛙泳比赛进行录像分析,结果表明:1)北岛康介采用“小波浪式”蛙泳技术,“避阻”技术异常突出,充分利用划臂、蹬腿和腰腹的力量获得最大的推进力,而且在收臂、收腿时始终保持较好的流线型,提高了游进速度。2)罗雪娟采用“高航式”蛙泳技术,划水效果好,动作频率快,协调,连贯,蹬腿有力,滑行能力强。

This study conducted the video analysis on the competition of two excellent swimming athletes in the 28th Olympic swimming games. The results of this study can be concluded as follows： 1） Kitajima Kosuke adopt ed the ＂small wave type＂ breaststroke technique, the full application of the power of leg drive, rowing the arm and the waist stomach acquiring the biggest driving force, and while contracting the arm and the leg, keeping the body streamlined always and dechning resistance lowest;2） Luo Xuejuan adopted the＂high sail type＂ breaststroke technique, the action frequency is quick, moderate, coherent; contracting the arm quickly and effectivell, the leg drive is emollient and the sliding ability is strong.