GB/T 17737.108-2018同轴通信电缆第1-108部分:电气试验方法特性阻抗、相位延迟、群延迟、电长度和传播速度试验国家标准
英文:Coaxial communication cables—Part 1-108: Electrical test methods—Test for characteristic impedance, phase and group d...
英文:Coaxial communication cables—Part 1-108: Electrical test methods—Test for characteristic impedance, phase and group d...