Rinne-Test
发表于 2025-4-1 01:55:11
,Earth’s Rotation Measured by VLBI,rth rotation section of the Bureau International de l’Heure (BIH). Initially, it relies on three observing methods: Very Long Baseline Interferometry (VLBI), Lunar Laser Ranging (LLR), and Satellite Laser Ranging (SLR).
蔑视
发表于 2025-4-1 06:43:19
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形状
发表于 2025-4-1 13:16:13
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客观
发表于 2025-4-1 16:11:22
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死猫他烧焦
发表于 2025-4-1 22:12:54
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时代
发表于 2025-4-2 01:53:38
,Ancient Eclipse Records of East Asia and the Earth’s Rotation,’s rotation. These astronomical activities of East Asia have the same origin, therefore their records may constitute one combined series. It is the longest and least broken series in the world, which extends from 776 B.C. to A.D. 1630, and includes 512 central eclipses and 388 eclipse timings (139 s