radial pin coupling

例句：

1. 1.The radial pin coupling was designed to prevent the shaft from rotating.
   径向销连接的设计是为了防止轴旋转。
2. 2. The engineer used a special tool to remove the radial pin coupling.
   工程师使用特殊的工具来移除径向销连接。
3. 3. The radial pin coupling is essential for maintaining the accuracy of the machine's movement.
   径向销连接对于保持机器运动的精确性至关重要。