Coaxial cable with physically - foamed polyethylene insulation for use in cabled distribution systems type sywv - 75 - 5 Sywv - 75 - 5型电缆分配系统用物理发泡聚乙烯绝缘同轴电缆
2.
Coaxial cable with physically - foamed polyethylene insulation for use in cabled distribution systems type sywly - 75 - 12 Sywly - 75 - 12型电缆分配系统用物理发泡聚乙烯绝缘同轴电缆
3.
Specifications and methods of measurement on coaxial cable with physically - foamed polyethylene insulation used in catv systems 有线电视系统.物理发泡聚乙烯绝缘同轴电缆.入网技术条件和测量方法