Home / Standards / GB 5441.5-85 GB 5441.5-85 Test methods for communication cables—Measurement of the average value of the real part of characteristic impedance of coaxial pairs—Resonance method 通信电缆试验方法 同轴对特性阻抗实部平均值试验 谐振法 Standard Type GB ICS N/A CCS N/A Status N/A Issue Date N/A Implementation N/A Responsible Dept N/A Drafting Unit N/A