
Electric and optical fibre cables — Test methods for non-metallic materials — Part 301: Electrical tests — Measurement of the permittivity at 23℃ of filling compounds
出版:Korean Standards Association

專家解讀視頻
Electric and optical fibre cables — Test methods for non-metallic materials — Part 301: Electrical tests — Measurement of the permittivity at 23℃ of filling compounds
出版:Korean Standards Association
專家解讀視頻