UDC621.396.6M36B中华人民共和国国家标准GB/T4958.16-92地面无线电接力系统所用设备的测量方法第二部分:分系统的测量第三节射频分支网络Methods of measurement for equipmentused in terrestrial radio-relay systemsPart 2:Measurements for sub-systemsSection 3:R.F.branching networks1992-10-06发布1993-05-01实施国家技术监督局发布