令人悲伤 发表于 2025-3-23 11:54:08

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匍匐 发表于 2025-3-23 16:58:03

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overwrought 发表于 2025-3-23 20:53:53

The Largest Feasible Steerable Telescope,always a higher priority—the VLA, the VLBA, and most recently ALMA. In 1988, an NSF review committee recommended that the 27-year-old NRAO 300 Foot Transit Telescope be closed in order to provide funds for operating other new astronomical facilities. However, when the 300 Foot Telescope unexpectedly

textile 发表于 2025-3-24 00:56:48

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未完成 发表于 2025-3-24 04:13:10

NRAO and Radio Astronomy in the Twenty-First Century,appearing. NRAO users often no longer participated in the observing, and with the start of ALMA observations in 2011, often did not even participate in the planning of the observations or the reduction of data.

craving 发表于 2025-3-24 09:04:09

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oracle 发表于 2025-3-24 14:36:33

Kenneth I. Kellermann,Ellen N. Bouton,Sierra S. Brandtnd districts, and (c) detailed characteristics of selected ore fields and deposits. This includes sections on geology, alteration, mineralization, shape and dimensions of deposits, isotopes data, ore control an978-3-540-78558-3

卷发 发表于 2025-3-24 18:11:38

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渐变 发表于 2025-3-24 20:11:51

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分离 发表于 2025-3-25 02:47:27

Kenneth I. Kellermann,Ellen N. Bouton,Sierra S. Brandttured in three major sections: (a) location and magnitude of uranium regions, districts, and deposits, (b) principal features of regions and districts, and (c) detailed characteristics of selected ore fields an978-3-540-78943-7
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查看完整版本: Titlebook: Open Skies; The National Radio A Kenneth I. Kellermann,Ellen N. Bouton,Sierra S. Br Book‘‘‘‘‘‘‘‘ 2020 The Editor(s) (if applicable) and The