
Communication Cables - Specifications For Test Methods - Part 4-17: Test Methods For Uv Resistance Evaluation Of The Sheath Of Electrical And Optical Fibre Cable
出版:Verband Deutscher Elektrotechniker

专家解读视频
Communication Cables - Specifications For Test Methods - Part 4-17: Test Methods For Uv Resistance Evaluation Of The Sheath Of Electrical And Optical Fibre Cable
出版:Verband Deutscher Elektrotechniker
专家解读视频