根据乒乓球运动中击球时用力方向、拍面角度、发力大小、旋转性能等方面阐述对球的飞行弧线的影响。
The paper discusses the influence of the direction and strength of force, the angles of the bat and spinning on the balls flying curve.
乒乓球运动中的上旋球及弧圈球运动，也遵循力学的运动原理，研究这些原理，对提高理论水平有帮助。
The movement of top—spin and loop drive of the table tennis also follows the princinples of mechanics.
在竞技乒乓球运动中，运动员、教练员参加竞赛最基本和最直接的目的是为了取得竞赛的胜利，即制胜。
In the course of the Table tennis Sports, the direct and ultimate purpose of the players and the coaches taking part in the matches is to win the game, that is winning.
根据新近提出的运动成就目标概念模型，在重大国际比赛中，对高水平乒乓球运动员的运动成就目标进行探讨。
Based on the latest conceptual model of achievement goals in sport, this study explores achievement goals of elite table tennis players in an important international competition.
在参加奥运会的172名乒乓球运动员中，至少有44人是在中国出生的。
Of the 172 table tennis players at the Games, at least 44 were born in China.
通过分析法和个人训练体会，对训练中如何提高乒乓球运动员专项速度，提出个人的观点和建议。
Through analysis approach and(individual) training, the author puts forward personal views and suggestion to improve special speed of table tennis(athletes) in training.
本文研究和讨论了新规则对于乒乓球运动的影响，为在新一版乒乓球教材中增补有关内容提供依据和参考。
This paper discusses the influence and aims at providing reference for adding the relevant content to new table tennis teaching materials.
乒乓球运动员的战术训练和比赛中的战术运用对运动员的成长至关重要。
Training of table tennis tactics and application of tactics are critical for athletes.
正手拉下旋技术是乒乓球运动最基本的技术动作之一，同时也是乒乓球比赛中的主要得分手段，特别是对于直拍选手来说尤显重要。
As one of the most basic movements, forehand loop is also the most important main goal technic, especially for the penhold players.
正手拉下旋技术是乒乓球运动最基本的技术动作之一，同时也是乒乓球比赛中的主要得分手段，特别是对于直拍选手来说尤显重要。
As one of the most basic movements, forehand loop is also the most important main goal technic, especially for the penhold players.
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