椭圆焊接或切割机构（Mechanism for drawing intersection of sphere and cylinder ）
椭圆焊接或切割机构（Mechanism for drawing intersection of sphere and cylinder...
圆锥体工件焊接机构动画（Mechanism for drawing intersection of cone and cylinder ）
圆锥体工件焊接机构动画（Mechanism for drawing intersection of cone and cylind...
圆锥体工件焊接机械机构（Mechanism for drawing intersection of cone and cylinder ）
圆锥体工件焊接机械机构（Mechanism for drawing intersection of cone and cylind...
圆锥体工件焊接机构（Mechanism for drawing intersection of cone and cylinder ）
圆锥体工件焊接机构（Mechanism for drawing intersection of cone and cylinder ...
大转角球形连接机构(Spherical connection of large turning angle)
大转角球形连接机构(Spherical connection of large turning angle)机械动画
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球形连接控制机构动画演示（Spherical connection control ）
球形连接控制机构动画演示（Spherical connection control ）
球形连接控制...