尤指植物
发表于 2025-3-21 18:43:50
书目名称Setting-Up a Small Observatory: From Concept to Construction影响因子(影响力)<br> http://impactfactor.cn/if/?ISSN=BK0865803<br><br> <br><br>书目名称Setting-Up a Small Observatory: From Concept to Construction影响因子(影响力)学科排名<br> http://impactfactor.cn/ifr/?ISSN=BK0865803<br><br> <br><br>书目名称Setting-Up a Small Observatory: From Concept to Construction网络公开度<br> http://impactfactor.cn/at/?ISSN=BK0865803<br><br> <br><br>书目名称Setting-Up a Small Observatory: From Concept to Construction网络公开度学科排名<br> http://impactfactor.cn/atr/?ISSN=BK0865803<br><br> <br><br>书目名称Setting-Up a Small Observatory: From Concept to Construction被引频次<br> http://impactfactor.cn/tc/?ISSN=BK0865803<br><br> <br><br>书目名称Setting-Up a Small Observatory: From Concept to Construction被引频次学科排名<br> http://impactfactor.cn/tcr/?ISSN=BK0865803<br><br> <br><br>书目名称Setting-Up a Small Observatory: From Concept to Construction年度引用<br> http://impactfactor.cn/ii/?ISSN=BK0865803<br><br> <br><br>书目名称Setting-Up a Small Observatory: From Concept to Construction年度引用学科排名<br> http://impactfactor.cn/iir/?ISSN=BK0865803<br><br> <br><br>书目名称Setting-Up a Small Observatory: From Concept to Construction读者反馈<br> http://impactfactor.cn/5y/?ISSN=BK0865803<br><br> <br><br>书目名称Setting-Up a Small Observatory: From Concept to Construction读者反馈学科排名<br> http://impactfactor.cn/5yr/?ISSN=BK0865803<br><br> <br><br>
谁在削木头
发表于 2025-3-21 23:02:03
http://reply.papertrans.cn/87/8659/865803/865803_2.png
忘川河
发表于 2025-3-22 01:07:26
http://reply.papertrans.cn/87/8659/865803/865803_3.png
SLAG
发表于 2025-3-22 07:07:32
http://reply.papertrans.cn/87/8659/865803/865803_4.png
minion
发表于 2025-3-22 10:05:38
David ArdittiHelps you decide whether you really need an observatory, what type you should choose, where you should put it.Hints on how to get family and neighbors to agree to it.Helps making the most costly decis
身心疲惫
发表于 2025-3-22 15:58:32
Book 2008to chooseatelescope,howtoconstructanobservatoryforit,andhowtomakethe bestofitwhencompleted. Astronomyisthebestofallhobbies;itcantakeupasmuchtimeasyoulike– or as little. In any case, you will make many friends, and give yourself endless enjoyment. Tobeaproper“astronomer”youneedanobservatory,andthisbo
arthroplasty
发表于 2025-3-22 20:35:30
1431-9756neighbors to agree to it.Helps making the most costly decisTwo books in this series, Small Astronomical Observatories, have been widely read and used. This new book by David Arditti gives the full story – how to chooseatelescope,howtoconstructanobservatoryforit,andhowtomakethe bestofitwhencompleted
evasive
发表于 2025-3-22 21:17:30
http://reply.papertrans.cn/87/8659/865803/865803_8.png
companion
发表于 2025-3-23 03:56:30
http://reply.papertrans.cn/87/8659/865803/865803_9.png
侵蚀
发表于 2025-3-23 06:06:01
Setting-Up a Small Observatory: From Concept to Construction