ITU-R REPORT BT 482-1-1986 Recommended characteristics for collective and individual antenna systems for domestic reception of signal from terrestrial transmitters《家用陆地传输器信号接收中个人和集.pdf

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ITU-R RAPPORT M 766-2 FRENCH-1990 Feasibility of frequency sharing between the GPS and other services《全球定位系统和其他服务之间的频率共享的可行性》.pdf

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