神圣将军
发表于 2025-3-25 04:11:15
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pessimism
发表于 2025-3-25 08:31:23
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专心
发表于 2025-3-25 12:35:08
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Epithelium
发表于 2025-3-25 16:02:25
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institute
发表于 2025-3-25 23:49:24
Introduction, History and Outlinehis chapter summarises qualitatively many of the topics dealt with in this book and we will return to all of them in the succeeding chapters. If you do not need this gentle introduction, or misguidedly think that history is boring, you may pass straightaway to Chap. 2..
避开
发表于 2025-3-26 01:24:01
The Large Scale Structure of the Universeobservation. In this chapter, we concentrate upon the large-scale distribution of matter and radiation in the Universe and deal with galaxies and clusters of galaxies in Chaps. 3 and 4 respectively. The observations described in this chapter provide much of the essential underpinning of modern cosmo
壕沟
发表于 2025-3-26 04:26:19
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错
发表于 2025-3-26 08:28:20
Clusters of Galaxiestures on scales much greater than clusters, the vast ‘walls’ which surround the large voids seen in Fig. 2.5. Very few galaxies can be considered to be truly isolated. Rich clusters of galaxies are of particular interest because they are the largest gravitationally bound systems we know of in the Un
阻挡
发表于 2025-3-26 15:03:10
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fringe
发表于 2025-3-26 17:00:43
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