GB/T 13849.4-1993

Local telecommunication cables with polyolefin insulation and polyolefin sheath--Part 4:Unfilled，moisture barrier polyethylene sheathed local telecommunication cables with copper conductors，solid polyolefin insulation and integral suspension strand

聚烯烃绝缘聚烯烃护套市内通信电缆 第4部分:铜芯、实心聚烯烃绝缘(非填充)自承式、挡潮层聚乙烯护套市内通信电缆