赞美 发表于 2025-3-21 17:53:55
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https://doi.org/10.1007/3-540-33230-8d the exploration of outer space required the creation of timescales that fully incorporate relativity. The need for synchronization across national borders was satisfied by Coordinated Universal Time (UTC), which is generated by the International Bureau of Weights and Measures (BIPM).抛物线 发表于 2025-3-22 04:18:56
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https://doi.org/10.1007/978-3-031-30780-5Network Time Protocol (NTP); Atomic Clocks; Frequency Stability; Time and Frequency Measurements; Uncertincite 发表于 2025-3-23 02:29:37
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