lathe cramp

例句：

1. 1. The lathe cramp was a critical part of the machine's operation.
   车床夹头是机器运行的关键部分。
2. 2.The lathe cramp had to be replaced after it broke during the manufacturing process.
   在生产过程中，车床夹头断裂后必须更换。
3. 3. The lathe cramp is designed to securely hold the workpiece while the machine is in motion.
   车床夹头设计用来在机器运动时安全地固定工件。