Fibrin
发表于 2025-3-26 22:45:59
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AROMA
发表于 2025-3-27 02:56:53
Iron lines in X-ray pulsators,re of the circumstellar matter are complicated and that at least two zones of cold matter and hot plasma are required to interpret the spectra observed in the low intensity states of Cen X-3 and Her X-1.
Amnesty
发表于 2025-3-27 05:41:49
Elizabeth Krumrei Mancuso,Bennett E. Postlethwaiteng differences. Therefore, we have selected over fifty planetary nebulae to observe for a long period at Beijing Observatory using the same instrument and the same processing method. From these observations we may determine the light variations and the brightness of the planetary nebulae and central stars more correctly.
anatomical
发表于 2025-3-27 11:08:51
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ETHER
发表于 2025-3-27 16:45:16
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nephritis
发表于 2025-3-27 20:21:07
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