贪污
发表于 2025-3-21 18:35:18
书目名称Observing Variable Stars影响因子(影响力)<br> http://impactfactor.cn/2024/if/?ISSN=BK0700399<br><br> <br><br>书目名称Observing Variable Stars影响因子(影响力)学科排名<br> http://impactfactor.cn/2024/ifr/?ISSN=BK0700399<br><br> <br><br>书目名称Observing Variable Stars网络公开度<br> http://impactfactor.cn/2024/at/?ISSN=BK0700399<br><br> <br><br>书目名称Observing Variable Stars网络公开度学科排名<br> http://impactfactor.cn/2024/atr/?ISSN=BK0700399<br><br> <br><br>书目名称Observing Variable Stars被引频次<br> http://impactfactor.cn/2024/tc/?ISSN=BK0700399<br><br> <br><br>书目名称Observing Variable Stars被引频次学科排名<br> http://impactfactor.cn/2024/tcr/?ISSN=BK0700399<br><br> <br><br>书目名称Observing Variable Stars年度引用<br> http://impactfactor.cn/2024/ii/?ISSN=BK0700399<br><br> <br><br>书目名称Observing Variable Stars年度引用学科排名<br> http://impactfactor.cn/2024/iir/?ISSN=BK0700399<br><br> <br><br>书目名称Observing Variable Stars读者反馈<br> http://impactfactor.cn/2024/5y/?ISSN=BK0700399<br><br> <br><br>书目名称Observing Variable Stars读者反馈学科排名<br> http://impactfactor.cn/2024/5yr/?ISSN=BK0700399<br><br> <br><br>
Hallmark
发表于 2025-3-21 23:54:38
https://doi.org/10.1007/978-1-4471-0055-3Observatories; astronomy; observational; observing techniques; star; variable stars
绕着哥哥问
发表于 2025-3-22 03:48:02
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无王时期,
发表于 2025-3-22 08:00:17
978-1-85233-498-7Springer-Verlag London 2003
完整
发表于 2025-3-22 09:25:20
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Soliloquy
发表于 2025-3-22 13:35:57
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男学院
发表于 2025-3-22 17:56:59
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AMEND
发表于 2025-3-22 22:21:02
A General Approach to Observing Variable Stars,“Is observing variable stars different from observing other stars, galaxies, nebulae, planets or the Moon?” poses a common concern for beginning variable-star observers.
啮齿动物
发表于 2025-3-23 02:10:01
VSO Methods,Grab your binoculars or telescope, your log or record book, as well as your star charts or star atlas and move outside, under the stars. As Mr. Shakespeare says, “Joy’s soul lies in the doing.”
有罪
发表于 2025-3-23 05:48:15
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