改革开放以来，我国的男子100m项目得到了迅速发展，但仍与世界水平，尤其是世界短跑王国——美国存在一定的差距。本文通过文献法、比较法等研究方法，对中美两国男子100m技术特征进行了比较，并进一步分析差距背后的种种原因，最后提出了改变中国男子100m项目落后局面的几点建议。

Since the implement of the reform and open policy, our country''s male 100m race have obtained great progress, however, big distance still exists between China and the average level of the world, especially with the USA--“kingdom of sprint”. Applying the methods of literature and comparison, this thesis probes into the different technical features between China and America male 100m, and analyzes the reasons of the differences, finally proposes several suggestions to improve the Chinese male 100m sprint.

为了进一步认识三级跳远技术特征和优秀男女运动员在三级跳远项目上的技术差异,文章分析统计第十二届世锦赛三级跳远有关技术参数,研究结果表明,优秀女子运动员损失距离小于优秀男子运动员,女三级跳远成绩为男子的84%左右,而女子助跑最后一步质心速度为男子的89%,步长也为89%,说明优秀女子运动员三级跳远在成绩方面有潜力达到优秀男子运动员的89%。

In order to further understand the triple jump technical characteristics and difference of men and women, this paper analyzes the technical parameter of triple jump in 12th World Athletic Championship .The re-sults show that female athletes , loss of distance is smaller than the male athlete , the triple jump scores for men and women around 84%, the last step of the approach the center of mass velocity for the men of 89%, step is 89%, that three women triple jump in performance has the potential to reach the 89%men.

技巧是一项难、美、新的体育项目，也是我国开展较早的体育运动项目之一，但随着我国在第八、第九届全运会不设技巧比赛后参赛队伍规模和质量急速下降。近年来随着我国竞技体育战略的调整加上在2009年我技巧男子四人组成功夺取了在台湾举办的世界运动会后，对此项目起到了一个很好的推广和宣传作用。随着中国在国际上知名度的不断提高，这对我国技巧男子四人组的考验也越来越大。本文通过对2014年世锦赛、2013年世界运动会、2012年世锦赛男子四人项目比赛前三名成套动作的编排上进行研究，为我国男子四人组在备战2016年世锦赛和2017年世界运动会的人员选择、动作成套编排提供参考性建议。

Acrobatics is not only a difficult,beautiful and new sports event,but also one of the earlier sports events carried out in China. However,with the deficiency of acro-batics in the 8 th and 9 th National Games, the scale and quality of teams decline rapidly. In recent years,with the adjustment of China Competitive Sports stratagem andChinese Men’s Quads Acrobatics team gained success in the World Games held in Taiwan in 2009,all these chan-ges have played a great role in promotion and publicity. With the continuous improvement of China on the interna-tional popularity, the test to Chinese Men’s Quads Acro-batics team is becoming bigger and bigger. Through stud-ying choreographed complete sets of actions of the top three players in Men’s Quads event in the 2014 World Championships, the 2013 World Games and the 2012 World Championships, this article tries to provide refer-ence suggestion for personnel selection, choreographed complete sets of actions of Chinese Men’s Quads t

运用文献资料法、录像观察法、案例分析法、访谈法、数理统计法、逻辑分析法等方法对对国内优秀男子400米运动员刘孝生比赛中的技术特征及赛前训练方法进行系统分析,兼与国外优秀男子400米运动员对比,旨在探索国内男子400米运动员在比赛中取得优异成绩的技术表现与训练关键,为我国在400米跑项目上有所突破提供理论参考依据.

By using the methods of literature,video observation,cases analysis,interview,mathematical statistics,logic analysis etc. The technology characteristics in the game and training methods in pre competition of national excellent 400 m male athletes Liu Xiao sheng are analyzed,compared with foreign excellent 400 meter male athletes,in order to find the key to technology and training to get excellent results for national 400 m male athletes in competition,to provide the reference in theory can achieve a breakthrough for the 400 meter run projects for our country.

竞走是我国的传统优势田径运动项目，是一项体能主导类周期性速度耐力性项目，既需要有较强的体能又要求其具有较高的技术水平，并且使体能较好的融入到技术当中去。该文采用文献资料法与比较分析法，对我国优秀男子竞走运动员的日常训练中的体能训练进行比较分析，对国内优秀竞走运动员体能训练中存在的不足，提出对我国优秀男子竞走运动员的体能训练和技术发挥相结合的见解，找出我国选手的技术与体能现状和体能训练方面存在的问题与不足，通过分析讨论对今后的男子竞走专项体能训练给出可能性建议。

Race walking is China''s traditional advantages track and field sports, is a class of periodic speed endurance fitness oriented project, both needing a strong physical strength and requiring a high level of technology and enable better integration of physical fitness and technic to go.Using the document information and comparative analysis of our best player of the walking routine training, promoting advices of the combination of physical training and the skill to the excellent men walking athletes.Finding the problems and deficiency of status of physical training and physical training.According analysis and discussing to promote probable suggestion to the walking physical training for the future.