EPISODE · Sep 6, 2019 · 9 MIN

时间是如何测量的？

from 天文随心听｜讲述宇宙与人的故事

我们如何测量时间？相对于古代的第一批钟如今的钟表有多精确？秒的定义又是什么？让我们一起了解一下测量时间的进化史。

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时间是如何测量的？

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