Specification for l . f . cables and wires with pvc insulation and pvc sheath for telecommunication - equipment wires with solid or stranded conductors , unscreened , in pairs , triples , quads and quintuples 电信用带聚氯乙烯绝缘和聚氯乙烯绝缘护套的低频电线及电缆规范.第4部分:双股三股四股和五股无屏蔽实心或绞合设备线
Multi - element metallic cables used in analogue and digital communication and control - part 3 - 2 : sectional specification for unscreened cables characterised up to 100 mhz - work area and patch cord cables 用于模拟与数字通信和控制的多元件金属电缆.第3 - 2部分: 100mhz及以下非屏蔽电缆分规范.工作区域和临时线路软线电缆
Multi - element metallic cables used in analogue and digital communication and control - part 3 - 1 : sectional specification for unscreened cables characterised up to 100 mhz - horizontal and building backbone cables 用于模拟与数字通信和控制的多元件金属电缆.第3 - 1部分: 100mhz及以下非屏蔽电缆分规范.水平的和建筑物主干电缆
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 用于模拟和数字通信和控制的多元件金属电缆.第6 - 1部分: 250 mhz及以下的非屏蔽电缆的分规范.水平和建筑物主干电缆
