
Electric And Optical Fibre Cables - Test Methods For Non-metallic Materials - Part 504: Mechanical Tests - Bending Tests At Low Temperature For Insulation And Sheaths (iec 60811-504:2012)
出版:Verband Deutscher Elektrotechniker

專家解讀視頻
Electric And Optical Fibre Cables - Test Methods For Non-metallic Materials - Part 504: Mechanical Tests - Bending Tests At Low Temperature For Insulation And Sheaths (iec 60811-504:2012)
出版:Verband Deutscher Elektrotechniker
專家解讀視頻