连结
发表于 2025-3-21 17:26:30
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Misgiving
发表于 2025-3-21 21:41:59
The Greatest Comets in History978-0-387-09513-4Series ISSN 1614-659X Series E-ISSN 2197-6651
弯曲的人
发表于 2025-3-22 04:10:57
David A.J. SeargentWritten for astronomers of all levels – from interested “armchair” astronomers to professionals and History of Astronomy students.Gathers together descriptive information on major historical comets th
肉体
发表于 2025-3-22 05:04:54
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额外的事
发表于 2025-3-22 08:48:37
https://doi.org/10.1007/978-0-387-09513-4Aristotle‘s comet; Halley‘s comet; astronomy; astronomy books; comets in history; stars
Polydipsia
发表于 2025-3-22 15:39:23
Book 2009brightness nor only a matter of size. Some comets can sport prodigiously long tails and yet not be regarded as great. Others can become very bright, but hardly anyone other than a handful of enthusiastic astronomers will ever see them. Much depends on their separation from the Sun, the intensity of
清澈
发表于 2025-3-22 18:17:05
1614-659X t not be regarded as great. Others can become very bright, but hardly anyone other than a handful of enthusiastic astronomers will ever see them. Much depends on their separation from the Sun, the intensity of 978-0-387-09512-7978-0-387-09513-4Series ISSN 1614-659X Series E-ISSN 2197-6651
借喻
发表于 2025-3-22 23:45:20
1614-659X gether descriptive information on major historical comets thNaked-eye comets are far from uncommon. As a rough average, one appears every 18 months or thereabouts, and it is not very unusual to see more than two in a single year. The record so far seems to have been 2004, with a total of five comets
foodstuff
发表于 2025-3-23 04:26:22
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Statins
发表于 2025-3-23 09:16:34
https://doi.org/10.1007/978-1-4842-8737-8me. In the case of UTIs—regardless of complexity—the predominant pathogen is ., though other Enterobacterales, ., enterococci, and staphylococci are also important. . has become progressively more resistant to fluoroquinolones, trimethoprim and sulfonamides, β-lactams, and aminoglycosides. Multiresi