对10名跳远专项二级运动员进行振动力量训练。
Vibration strength training was conducted to 10 long jump athletes.
所以他选择了一个二级运动员学校并继续他的游戏。
少年女子跳远二级运动员在着板瞬间和起跳过程中摆动腿膝角过大，折叠不紧。
Young female long jump two levels of athletes instantaneous and take off in the process in the board to swing the leg knee Angle oversized folds not tightly.
在相同测试速度下，一级运动员肌肉收缩力量大于二级运动员，且右侧略大于左侧；
Under the same speed of testing, First grade athletes' muscle shrinks strength is greater than that of the second grade ones'. And the right side is slightly greater than the left side;
研究发现各年龄段青少年男子足球运动员专项心理能力存在显著差异，一级运动员成绩明显高于二级运动员。
Study found that young men of all ages a special football player, there was a significant mental ability differences in performance level was significantly higher than athletes athletes 2.
采用摄像解析法和数理统计法，对男子短跑一、二级运动员途中跑支撑阶段的“身体姿位”参量进行比较研究。
By using photograph analysis and mathematical statistics, the writers of this article compared the body posture of two levels of male athletes in sustaining phase.
少年女子跳远二级运动员起跳离板瞬间，重心速度比高水平运动员慢得多。起跳腿的膝角和髋角也小于高水平选手。
Young female long jump two levels of athletes take off to the board instantaneous, the center of gravity speed scaled height of burst horizontal athlete is much slower.
蒋雨潇毕业于复旦大学法学院。她是一名围棋高手，国家二级运动员；她爱好旅行，曾梦想成为一名亲子旅行定制师。
Yuxiao graduated from Fudan University Law School. She is a Go Master and national level two athletes. Yuxiao loves traveling, and dreams of becoming a family travel advisor.
而我国国家二级运动员及以下女子散打运动员在神经质（N）特质与优秀女子散打运动员比较存在显著性差异，表现出情绪更加不稳定性。
In China, the non-elite female athletes in the nervous Sanda characteristics and elite female athletes compared Sanda there was a significant difference, showing a more emotional instability.
结论：跳高运动员膝关节肌群等速测试结果的差异是造成一、二级跳高运动员成绩差异的原因之一。
The differences of Isokinetic test results of knee muscle groups is the reason made different levels of elite or sub-elite high jumpers.
研究结果表明：1、在不同的进攻类型条件下，健将、一级和二级排球运动员的视觉搜索特征存在明显差异。
The results show that: 1. Under the conditions of different attack types, master, first and second grade volleyball players 'visual search features has significant differences.
采用问卷调查法，文献资料法，对南京五所大学国家二级以上水平的投掷运动员的损伤情况进行了调查研究。
The paper made a questionnaire among the throwing athletes in five universities in Nanjing. All these athletes are above the 2nd level of national standard.
采用问卷调查法，文献资料法，对南京五所大学国家二级以上水平的投掷运动员的损伤情况进行了调查研究。
The paper made a questionnaire among the throwing athletes in five universities in Nanjing. All these athletes are above the 2nd level of national standard.
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