The training of coordinative and relaxing ability is an important and dispensable part in sprint training for high school students.

This paper,in the view of physiology and techniques,analyzes the effect of muscle relaxation in short distance race and the main factors which affect the relaxing ability in short distance race.

Through the arrangement of materials and the analysis of basic theory, learning from the experience as a coach at short-race training, this paper discusses about the relation ship between the relaxation ability, speed, speed stamina and technic movement,and presevts some perspectiues and training methods.

The relaxation ability is very important in the speed skating rece, it is one of the important factors which effects the result of the speed skating.

In combination with tradition culture,the writer finds out that how to develop coordination ability of athlete and characteristics of coordination ability in WuShu.

The article analyses the concept,the performance character from external,the construction character from internal and the classification model of football players coordination ability.

Base on their applying specialty, the article has a discussion and analysis on primary features of football player′s coordination ability: accuracy fe.

Discussion on the approaches of the development of athlete s coordinated ability;

The necessity and feasibility to raise the students coordinated ability were analyzed in gymnastics teaching at college.

To explore developmental rule of the children s coordinating ability of movement, there are 539 children of 7-12 years old to try out with an nine-tests in this study.

Based on the theory of modern structural analysis method,the aythor puts forward the ideal that the coordinating ability of movenenf is the combination of physiological and pschological factors,the author also thinks that the formation and developweat of coordinafing ability ane sulely affected by the physical and psychological abilities of the subject.