telescope and its facts
June, 2013

出版日期 26 June 2013 / “科学, 科学” / 语言—English / 6页

出版物描述:

This topic is talking about the telescope and also in this topic you will find 20 things about it and also some important fast facts. Including this topic you can see more video clips and very nice photos. 更多

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标签: science · telescope · observatories

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telescope and its facts June, 2013

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telescope and its facts
June, 2013