异国
发表于 2025-3-21 16:52:47
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勋章
发表于 2025-3-21 20:18:44
1431-9756 lists of deep-sky objects by category Features descriptions Steve Coe has been watching the deep sky from locations near his home in Arizona for almost 20 years. During that time he has accumulated a wealth of knowledge, observations, hints and tips that will help every deep sky observer, regardless
Hyperlipidemia
发表于 2025-3-22 02:46:29
Patrick C. McCulloch MD,Simon Görtz MDadvantage of the clear desert skies. While in the U.S. Navy I had the opportunity to live in the states of Washington and New York. These are places where the weather and city lights make astronomy difficult and often frustrating. (See .)
信任
发表于 2025-3-22 06:10:20
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BARK
发表于 2025-3-22 12:29:48
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兽皮
发表于 2025-3-22 15:39:30
https://doi.org/10.1007/978-3-030-99891-2 were going anyway. With A.J.’s trusty 8 incher in his van and my 6 inch RFT in the truck we got on the freeway and passed the time on the CB radio talking about computers, tele scopes and plans for next weekend, when the Moon is New. (See .)
兽皮
发表于 2025-3-22 20:43:17
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为现场
发表于 2025-3-22 21:42:56
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包租车船
发表于 2025-3-23 03:53:43
Book 20001st editionknowledge, observations, hints and tips that will help every deep sky observer, regardless of experience..This, his first book, gives detailed practical advice about how to find the best observing site, how to make the most of the time spent there, and what equipment and instruments to take along. T
场所
发表于 2025-3-23 09:20:44
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