STAS 2849 2-1986 Lighting COLOUR STIMULI AND COLORI- METRIC QUANT1T1ES Terminology《照明 颜色刺激性和色度量 术语》.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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