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题名:
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National telecommunications conference (1961) / , |
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ISBN:
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价格： ￥10.40 |
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语种:
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eng |
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载体形态:
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v. p. |
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出版发行:
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出版地： Illinois 出版社： Sheraton-Towers Hotel 出版日期： 1961 |
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附注:
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Sponsored by IAS & others |
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主要团体责任者:
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National telecommunications conference |
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索书号:
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1 |