
BS EN 60811-408. Electric and optical fibre cables. Test methods for non-metallic materials. Part 408. Environmental tests. Long term stability test of polyethylene and polypropylene compounds
出版:British Standards Institution

專家解讀視頻
BS EN 60811-408. Electric and optical fibre cables. Test methods for non-metallic materials. Part 408. Environmental tests. Long term stability test of polyethylene and polypropylene compounds
出版:British Standards Institution
專家解讀視頻