Draft Document - Multi-element metallic cables used in analogue and digital communication and control - Part 6-1: Sectional specification for unscreened cables characterised up to 250 MHz - Horizontal and building backbone cables; German version prEN 50288-6-1:2011
文件草案.模拟和数字通信及控制用多元金属电缆.第6-1部分:250MHz以下无屏蔽电缆分规范.水平和建筑主干电缆;德文版本prEN 50288-6-1:2011