supply lock arm

例句：

1. 1. The engineer designed a new supply lock arm to improve efficiency.
   工程师设计了一种新的供应锁定臂，以提高效率。
2. 2. The new supply lock arm was installed in the factory's machinery.
   新供应锁定臂安装在工厂的机器上。
3. 3. The supply lock arm is crucial for maintaining the safety of the equipment.
   供应锁定臂对于保持设备的安全至关重要。