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单词
coordinated universal time
释义
coordinated universal time
Encyclopedia
工学
时间系统
释
coordinated universal time
协调世界时
以原子时秒长为单位,时刻上通过闰秒与世界时保持一致的时间参考标准。其时刻与世界时之差保持在±0.9秒以内。
理学
﹝时间计量系统﹞
释
coordinated universal time
协调世界时
以原子时秒长为基础,时刻尽量接近于世界时的一种时间尺度,它是当代国际民用时间标准。简称UTC。
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更新时间:2025/7/2 11:39:10