ITU-R REPORT BS 946-1-1990 Frequency-planning constraints on FM sound broadcasting in band 8 (VHF)《频率规划在调频声音广播第八波段(甚高频)中的限制》.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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