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📁 宇宙学

Cosmology is the scientific study of the structure and origin of the universe as a whole.

子分类

📁 宇宙背景辐射

📁 黑暗Matter

📁 最早的宇宙

📁 Topological缺陷

条目 (5+)

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Imaging the Deep Sky

http://www.astroimages.com/

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Institute for Adriatic Crops and Karst Reclamation

http://www.krs.hr/en/

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International Institute of Tropical Agriculture (IITA)

http://www.iita.org/

👍 0 详情链接

Irrigation

http://edis.ifas.ufl.edu/topic_irrigation

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International Water Management Institute

http://www.iwmi.cgiar.org/

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