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Ball sports reflex action training wall has shallow pyramid protuberances
Ball sports reflex action training wall has shallow pyramid protuberances
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机译:球类运动反射动作训练壁具有浅金字塔形突起
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摘要
A ball sports reflex action training assembly consists of an upright rectangular panel with a diagonal array of shallow square protuberances. Each protuberance has a shallow pyramid form. The areas between the protuberances is flat.
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