ETSI EN 302 217-4-1 V1.3.1 (2008-11) Fixed Radio Systems; Characteristics and requirements for point
标准简介
ETSI EN 302 217-4-1 V1.3.1 (2008-11) Fixed Radio Systems; Characteristics and requirements for point-to-point equipment and antennas; Part 4-1 System-de
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