
Electric And Optical Fibre Cables - Test Methods For Non-Metallic Materials - Part 508: Mechanical Tests - Pressure Test At High Temperature For Insulation And Sheaths (Iec 60811-508:2012 + A1:2017)
出版:Verband Deutscher Elektrotechniker

专家解读视频
Electric And Optical Fibre Cables - Test Methods For Non-Metallic Materials - Part 508: Mechanical Tests - Pressure Test At High Temperature For Insulation And Sheaths (Iec 60811-508:2012 + A1:2017)
出版:Verband Deutscher Elektrotechniker
专家解读视频