perjury
发表于 2025-3-28 14:37:58
determining location. Despite the prevalence of GPS, a comprehensive set of formulae that can be evaluated on any inexpensive scientific calculator in the event of a catastrophic software or systems failure is a vital failsafe. It also serves as a living link to centuries of explorers from centurie
Eulogy
发表于 2025-3-28 20:25:42
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aquatic
发表于 2025-3-28 23:50:47
Arnaud Orainying math.Provides a safety valve for the possible failure o.This book acts as a manual for the ancient methods of navigating by the stars, which continue to provide the sailor or pilot with a timeless means of determining location. Despite the prevalence of GPS, a comprehensive set of formulae that
Lime石灰
发表于 2025-3-29 04:31:18
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placebo-effect
发表于 2025-3-29 09:08:20
Koen Stapelbroekssional astr- omers. In so doing I have encountered at first, second, and third hand many of the joys and pitfalls that sky watchers can experience in pursuit of the universe’s wonders. I have often howled at tall tales that would not disgrace a pirate’s tavern. Many of these astounding stories have
使增至最大
发表于 2025-3-29 13:44:19
William J. Ashworthhem. Astronomical events such as solar eclipses, special configurations of the planets and moon, brightening of Venus, sunspots and guest stars including supernovae, novae, and comets are recorded in history books of several dynasties covering about 2000 years. The Royal Observatory that was in char
值得
发表于 2025-3-29 17:33:26
Antonella Alimentoc of China (PRC) from the Union. The crisis stemmed from the admission by the IAU, amidst strong protest from PRC and some other member countries, of the Republic of China (ROC) to the Union, creating the so-called “.”—or “.” problem. The crisis directly led to the absence of mainland Chinese astron
我悲伤
发表于 2025-3-29 20:23:58
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PURG
发表于 2025-3-30 03:22:35
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共同时代
发表于 2025-3-30 04:22:19
Jenny Manderhem. Astronomical events such as solar eclipses, special configurations of the planets and moon, brightening of Venus, sunspots and guest stars including supernovae, novae, and comets are recorded in history books of several dynasties covering about 2000 years. The Royal Observatory that was in char