标准摘要
[中文适用范围]： 涵盖设计、生产及验收等环节，为行业从业者提供了必要的技术指引。
英文名称Amendment 2 - Low-frequency cables and wires with p.v.c. insulation and p.v.c. sheath - Part 6: Signalling cables in singles for telecommunication equipment and installation