
BS EN 60811-201. Electric and optical fibre cables. Test methods for non-metallic materials. Part 201. General tests. Measurement of insulation thickness
出版:British Standards Institution

專家解讀視頻
BS EN 60811-201. Electric and optical fibre cables. Test methods for non-metallic materials. Part 201. General tests. Measurement of insulation thickness
出版:British Standards Institution
專家解讀視頻