rotation regulation

例句：

1. 1. The machine's rotational speed is crucial for its efficiency.
   机器的旋转速度对其效率至关重要。
2. 2. The team needs to adjust their rotational strategy to adapt to the new competition.
   团队需要调整他们的旋转策略以适应新的竞争。
3. 3. The engineer made a rotational adjustment to the gearbox to improve performance.
   工程师对齿轮箱进行了旋转调整以提高性能。