自转角速度

spin velocity的用法和样例：

例句

How fast they spin can be calculated from pressure maps.它们的旋转速度可以根据气压图计算出来。
However, as spin speed is increased, the power required to overcome windage and bearing friction rises sharply.但是，随着自转角速度的增加，克服风阻和轴承摩擦的功率急剧地提高。

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