名词
中文翻译：旋转速度
同义词：
['rotating speed', 'rotating velocity']
例句：
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1.The machine operates at a rotary speed of 1000 revolutions per minute.
这台机器以每分钟1000转的速度运行。
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2.The car's engine has a rotary speed of 3000 RPM.
汽车的引擎转速为3000 RPM。
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3. The helicopter is designed to operate at high rotary speeds for long-distance flights.
这种直升机设计用于在高旋转速度下进行长途飞行。