The main reasons for sports injury are the overload on local muscle, incorrect technical movement and body fatigue.
局部运动负荷过大、技术动作不正确和身体疲劳是造成运动损伤的主要原因。
Synthetic comparison of diving technical movement.
跳水技术动作的合成比较。
The use of said invented starting block can make the technical movement of runner reasonable, and can raise running speed.
使用本发明的起跑器，技术动作合理，为尽早进入途中跑创造了条件，促使短跑速度得以提高。
The use of said invented starting block can make the technical movement of runner reasonable, and can raise running speed.
使用本发明的起跑器，技术动作合理，为尽早进入途中跑创造了条件，促使短跑速度得以提高。
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