每分钟转数,即转轴在一分钟内完成的完整圈数(rpm的完整形式)
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每分钟转数,即转轴在一分钟内完成的完整圈数(rpm的完整形式)
a unit of rotational speed equal to the number of full turns completed in one minute; the full form of the abbreviation rpm
The engine speed is measured in rotations per minute.
发动机转速以每分钟旋转次数来衡量。
每分钟转数,即转轴在一分钟内完成的完整圈数(rpm的完整形式)
a unit of rotational speed equal to the number of full turns completed in one minute; the full form of the abbreviation rpm
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