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Tennis backhand dynamics analysis and the study of the factors of human body damage

机译:网球反手动力学分析及人体损伤因素研究

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Along with the progress of The Times, is both beautiful and passionate tennis is more and more popular among the masses and favor, in order to reduce the probability of people were injured while trying to play tennis, tennis players backhand return in this paper, through research on the dynamics of the arm back to find the athletes the forearm and the speed of the shoulder joint, elbow and wrist joints. Tennis is obtained by analysis of moment of inertia of the momentum depends on wrist shot on the momentum of the backhand and got the tennis player in the back to back when pat arm of potential energy and kinetic energy, the athletes can increase the elbow by shoulder joint effective braking the momentum of the elbow will similarly to brake momentum transfer to the wrist, rise to increase the momentum of the tennis hits. So the forearm angular velocity should be greater than the angular velocity of the upper arm, it will be more conducive to the acceleration of elbow joint. And also can get tennis player in his backhand return to shoot with the player at the moment of stroke sudden braking of wrist joint and buffer time lead to smaller lesions in the wrist and elbow. Volkswagen group according to the parts in this paper, the corresponding protection.
机译:随着《泰晤士报》的发展,美丽而充满激情的网球在大众中越来越受欢迎和青睐,为了减少人们在尝试打网球时受伤的可能性,本文中的网球运动员反手归来,通过研究手臂后背的动力学,找到运动员的前臂以及肩关节,肘关节和腕关节的速度。网球是通过分析动量的惯性矩而获得的,而动量的惯性取决于腕部击球时的反手力,并使网球手在势能和动能拍打臂时背靠背,运动员可以通过肩部增加肘部。联合有效地制动肘部的动量将类似于制动动量传递到手腕,上升以增加网球击打的动量。因此前臂的角速度应大于上臂的角速度,更有利于肘关节的加速。并且还可以使网球运动员在他的反手返回中击时与运动员一起射击,腕部关节突然制动和缓冲时间导致腕部和肘部较小的病变。大众汽车集团根据本文各部分,进行相应的保护。

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