裂缝
发表于 2025-3-28 17:13:38
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artless
发表于 2025-3-28 19:44:58
Gerd Rose history, perhaps the . observations of this kind, followed by a correct deduction as to the causative mechanism, were made in 1912 by de Forest and Fuller, using continuous wave arc transmitters and receivers of the Federal Telegraph Company in California (Villard 1976). The first . sounding techni
entrance
发表于 2025-3-29 01:06:57
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rectum
发表于 2025-3-29 06:28:37
Gerd Rose large telescope projects closes the book. The authors address a readership with interest in the progress of engineering solutions applied to the development of radio telescope reflectors and ground station antennas for satellite communication and space research. The book will also be of interest to
整洁
发表于 2025-3-29 10:54:44
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无表情
发表于 2025-3-29 12:29:52
Gerd Rosepapers and contributed papers were discussed for roughly one and a half hours. The last session was devoted to invited panel papers and discussion of current an978-94-010-8892-3978-94-009-5420-5Series ISSN 0067-0057 Series E-ISSN 2214-7985
abolish
发表于 2025-3-29 17:48:48
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pacific
发表于 2025-3-29 22:20:35
Gerd Rosehas also included discussion of several of the techniques. The "WITS" handbook No. 2 (1989) also contains description of several radio techniques.978-3-642-76259-8978-3-642-76257-4Series ISSN 0079-1938
粉笔
发表于 2025-3-30 03:42:04
Gerd Roses book. It treats the essential elements of radio wave propagation without requiring recourse to advanced elect- magnetic concepts and equations; however it provides suf cient detail to allow those concerned wi978-3-540-77124-1978-3-540-77125-8
喃喃诉苦
发表于 2025-3-30 06:56:51
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