rotating-arm test

例句：

1. 1.This is the first time we have conducted a rotating arm test on this machine.
   这是我们第一次在这个机器上进行旋转臂试验。
2. 2.The engineers used the rotating arm test to diagnose the problem in the factory.
   工程师们使用旋转臂试验来诊断工厂的问题。
3. 3. During the rotating arm test, the technicians observed the machine's performance and adjusted the settings accordingly.
   在旋转臂试验期间，技术人员观察了机器的性能，并相应地调整了设置。