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发表于 2025-3-30 09:09:09
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发表于 2025-3-30 14:42:35
Textbook 20061st editioneir structure, active galactic nuclei, evolution and large scale distribution. Then, from the extensive and thorough introduction to modern observational and theoretical cosmology, the text turns to the formation of structures and astronomical objects in the early universe. The basics of classical a