张培萌与国外优秀短跑运动员成绩差异探析

A research on the differences between Zhang Peimeng and foreign outstanding sprint athletes

运用文献资料、数理统计等研究方法,对张培萌与国外优秀短跑运动员的身高、体重、克托莱指数等进行分析,结果显示:优秀短跑运动员的成绩与身高、体重、克托莱指数不存在显著相关性,中国优秀短跑运动员张培萌的步长指数和步频指数均低于国外优秀短跑运动员,张培萌只有发挥自身优势,提高步长、兼顾步频,才有可能进入下一届世界奥运会100m决赛。

By using the methods of document and statistics,this paper comparatively analyzes the indexes of height,weight,and quetelet between Zhang Peimeng and foreign outstanding sprint athletes.The results show that Zhang Peimeng＇s indexes of step size and stride frequency are all lower than those of foreign outstanding sprint athletes;Zhang is possible to go into the 100 m final in next Olympic Games,only if he exploits advantages into his full and develops his step size and stride frequency.