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实现旋转过程中保持运动方向不变的机构(Keeping direction unchanged during rotation)
实现旋转过程中保持运动方向不变的机构
实现旋转过程中保持运动方向不变的机...
旋转过程中保持方向不变的机构(Keeping direction unchanged during rotation)
旋转过程中保持方向不变的机构(Keeping direction unchanged during rotation)
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绘制摆线曲线的受电弓(Pantograph for drawing cycloid curves)
绘制摆线曲线的受电弓(Pantograph for Drawing Cycloid Curves)是一种基于平...