The rotational method used to measure rotation rate is simple and convenient.
旋光法测定麻黄碱的转旋率简便怏捷。
参考来源 - 麻黄碱的液泛法提取与转旋研究The behavioral data of this experiment indicated that,the visual angle of the stimuli had no effect on the rotation rate,so it was consistent with Experiment 1 and 2.
ERP实验的行为数据表明,刺激视角大小对心理旋转速率没有影响,这种结果与实验一和实验二一致。
参考来源 - 刺激视角大小对心理旋转速率及其ERP波幅的影响·2,447,543篇论文数据，部分数据来源于NoteExpress
Earth's rotation rate is still slowing down — our days are getting longer and longer.
地球的旋转速度仍在减慢——我们一天的时间正越变越长。
Right now, the Moon's rotation rate, and the time it takes to orbit Earth are the same.
现在，月球的自转速度与绕地球公转速度是一样的。
And so we can use the spin rate, the rotation rate of a star, as a clock to measure its age.
因此，我们可以用星星的自转速度及速率作为衡量它们年龄的计时器。
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