Draft Document - Multi-element metallic cables used in analogue and digital communication and control - Part 11: Sectional specification for un-screened cables, characterised up to 500 MHz, for horizontal and building backbone wiring; German version prEN 50288-11:2010
文件草案.模拟和数字通信及控制用多元金属电缆.第11部分:水平和建筑物主干线用500MHz及以下无屏蔽电缆分规范;德文版prEN 50288-11:2010