GB/T 12706.4-2020额定电压1kV(Um=1.2kV)到35kV(Um=40.5kV)挤包绝缘电力电缆及附件第4部分:额定电压6kV(Um=7.2kV)到35kV(Um=40.5kV)电力电缆附件试验要求标准
英文:Power cables with extruded insulation and their accessories for rated voltages from l kV (Um=1.2 kV) up to 35 kV(Um=4...
英文:Power cables with extruded insulation and their accessories for rated voltages from l kV (Um=1.2 kV) up to 35 kV(Um=4...