generator speed

例句：

1. 1. The generator is running at a high speed to meet the power demand.
   发电机以高速运行以满足电力需求。
2. 2. The generator's efficiency is measured by how quickly it can produce electricity.
   发电机的效率通过它产生电的速度来衡量。
3. 3. The generator's speed is crucial in determining its overall performance.
   发电机的速度在决定其整体性能方面至关重要。