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电缆局部放电测试系统检定方法
Inspection methods for partial discharge testing system of electric cables
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电缆载流量的计算 第3部分:运行条件的各节 第2节:电力电缆截面的经济优化选择
Calculation of the current rating of electric cables Part 3: Sections on operating conditions Section 2: Economic optimization of power cable size
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电缆载流量计算 第2部分:热阻 第2节:自由空气不受到日光直接照射的电缆群载流量降低因数的计算方法
Calculation of the current rating of electric cables Part 2: Thermal resistance Section 2: A method for calculating reduction factors for groups of cables in free air, protected from solar radiation
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电缆载流量计算 第2部分:热阻 第1节:热阻的计算
Calculation of the current rating of electric cables Part 2: Thermal resistance Section 1: Calculation of thermal resistance
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电缆载流量计算 第1部分:载流量公式(100%负荷因数)和损耗计算 第1节:一般规定
Calculation of the current rating of electric cables Part 1: Current rating equations (100% load factor ) and calculation of losses Section 1: General
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额定电压450/750V及以下聚氯乙烯绝缘尼龙护套电线和电缆
Polyvinyl chloride insulated and nylon jacketed wires and cables with rated voltages up to and including 450/750V
价格：￥0.00
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聚氯乙烯绝缘聚氯乙烯护套电力电缆
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航空用镀锡铜芯105℃聚氯乙烯绝缘尼龙护套电线
Tinned copper-core PVC insulated nylon sheathed electric wire for aviation
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有线电视系统竹节式聚乙烯绝缘同轴电缆入网技术条件和测量方法
Specifications and methods of measurement on coaxial cable with bamboo type polyethylene insulation used in CATV systems
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