The optimal stage of performance stage : to enhance the position capacity spaces the comprehensively and achieve the best state, realize the athletic value of themselves, and create good results;

最佳竞技阶段是全面提高专位综合能力，达到最佳状态，实现自身运动价值，创造优异的成绩；

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Over the past few decades, there have been hundreds of studies done linking a positive emotional state to superior athletic performance.

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