对中外100m优秀运动员途中跑技术的分析

An Analysis to Midway Run Technique both Inside and Outside theCountry Elite 100m Sprinters

通过对影响中外优秀 10 0m运动员成绩的主要技术环节途中跑技术的分析 ,揭示了中国短跑运动员在着地缓冲、后蹬、摆动技术与国外优秀运动员的差距所在 ,得出 :在途中跑技术训练中运动员下肢肌肉离心收缩能力及适宜的缓冲蹬伸膝角是我国教练员应重点关注的问题 ,只有实现了支撑腿机能节省化 。

An analysis to midway run technique both inside and outside the country elite 100m sprinters to reveal a slight difference beteen the two in touching-ground buffer, backward stroke, swinging The author takes into consideration the ability of legs eccentric muscle contraction and the angle of the knee joints is important for trainning midway run technique of inside country elite 100m sprinters Improvement the relax ability that sprint trainning must to promote the ability level of suppoet legs eccentric muscle contraction