Firefly 发表于 2025-3-23 11:05:37

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支架 发表于 2025-3-23 16:36:23

Q,An obsolete instrument similar to the ., but with a 90° sector. See also: ..

Immobilize 发表于 2025-3-23 20:40:31

https://doi.org/10.1007/978-1-4471-0175-8astronomy; dictionary; instruments; observatory; spectroscopy; telescope

vitreous-humor 发表于 2025-3-23 22:58:03

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onlooker 发表于 2025-3-24 05:04:59

Book 2002s, etc. , for practising observers, whether it is their first look through someone else‘s small telescope, or whether they have spent decades building their own instruments, observing with them and are regularly producing results to rival those of the professionals. It is not principally aimed at pr

狂乱 发表于 2025-3-24 06:52:46

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混沌 发表于 2025-3-24 14:01:48

Chris Kitchin organisms are connected through food chain. The major biochemical processes are talked about in Chap. 3. The biologically important organic compounds are made of four chemical elements: carbon, hydrogen, nitrogen, and oxygen. A few bio-organic compounds contain elements such as sulfur and/or phosph

Incise 发表于 2025-3-24 16:03:34

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慢跑鞋 发表于 2025-3-24 20:28:49

Chris Kitchin organisms are connected through food chain. The major biochemical processes are talked about in Chap. 3. The biologically important organic compounds are made of four chemical elements: carbon, hydrogen, nitrogen, and oxygen. A few bio-organic compounds contain elements such as sulfur and/or phosph

Pandemic 发表于 2025-3-24 23:30:21

Chris Kitchin organisms are connected through food chain. The major biochemical processes are talked about in Chap. 3. The biologically important organic compounds are made of four chemical elements: carbon, hydrogen, nitrogen, and oxygen. A few bio-organic compounds contain elements such as sulfur and/or phosph
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查看完整版本: Titlebook: Illustrated Dictionary of Practical Astronomy; Chris Kitchin Book 2002 Springer-Verlag London 2002 astronomy.dictionary.instruments.observ