教条
发表于 2025-3-21 16:44:18
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明智的人
发表于 2025-3-21 20:26:40
Observing Comets978-1-4471-0079-9Series ISSN 1431-9756 Series E-ISSN 2197-6562
insecticide
发表于 2025-3-22 03:12:45
Nick James,Gerald NorthIn one book, everything you need to know about discovering and observing comets!.The only book to feature the latest amateur equipment and techniques.The accompanying PC-format CD-ROM provides many re
Collar
发表于 2025-3-22 06:15:03
The Patrick Moore Practical Astronomy Serieshttp://image.papertrans.cn/o/image/700390.jpg
深陷
发表于 2025-3-22 09:09:27
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抵押贷款
发表于 2025-3-22 14:51:01
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低三下四之人
发表于 2025-3-22 17:44:02
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GREEN
发表于 2025-3-22 22:59:37
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补助
发表于 2025-3-23 01:50:42
Celestial Phantoms, of ignorance and were calmed as science advanced and it was realised that comets were mostly very insubstantial things. Recently, however, the tide has to a small extent turned back. This time it is the scholars who are the most worried. Lately, there has been much publicity concerning the possibil
玷污
发表于 2025-3-23 07:21:06
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