
Amendment 1 - Electric cables - Calculation of the current rating Part 2: Thermal resistance - Section 1: Calculation of thermal resistance
出版:International Electrotechnical Committee

專家解讀視頻
Amendment 1 - Electric cables - Calculation of the current rating Part 2: Thermal resistance - Section 1: Calculation of thermal resistance
出版:International Electrotechnical Committee
專家解讀視頻