GB/T 34961.3-2017信息技术用户建筑群布缆的实现和操作第3部分:光纤布缆测试国家标准
英文:Information technology—Implementation and operation of customer premises cabling—Part 3:Testing of optical fibre cabl...
英文:Information technology—Implementation and operation of customer premises cabling—Part 3:Testing of optical fibre cabl...