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7000秒等于多少分钟
更新时间: 2020-11-04 00:00:00  

7000秒=7000÷60≈116.67分,因为一分钟等于60秒,所以7000秒等于116分钟。

秒的定义:铯133原子基态的两个超精细能阶间跃迁辐射振荡9,192,631,770个周期的持续时间。这个定义提到的铯原子必须在无限接近绝对零度时是静止的,而且在地面上的环境是无限接近零磁场。

关键词: 等于 多少 分钟

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