YD/T 1258.5-2005.The series of indoor optical fibre cables Part 5: Optical fibre ribbon cables. 1范围 YD/T 1258的YD/T 1258.5规定了室内用光纤带光缆(2 芯及以上光纤带)的分类、结构、

YD/T 1258.5-2005.The series of indoor optical fibre cables Part 5: Optical fibre ribbon cables. 1范围 YD/T 1258的YD/T 1258.5规定了室内用光纤带光缆(2 芯及以上光纤带)的分类、结构、

YD/T 1258.5-2005.The series of indoor optical fibre cables Part 5: Optical fibre ribbon cables. 1范围 YD/T 1258的YD/T 1258.5规定了室内用光纤带光缆(2 芯及以上光纤带)的分类、结构、

YD/T 1258.5-2005.The series of indoor optical fibre cables Part 5: Optical fibre ribbon cables. 1范围 YD/T 1258的YD/T 1258.5规定了室内用光纤带光缆(2 芯及以上光纤带)的分类、结构、

YD/T 1258.5-2005.The series of indoor optical fibre cables Part 5: Optical fibre ribbon cables. 1范围 YD/T 1258的YD/T 1258.5规定了室内用光纤带光缆(2 芯及以上光纤带)的分类、结构、

YD/T 1258.4-2005.The series of indoor optical fibre cables Part 4: Multi-fibre optical cables. 1范围 YD/T 1258.4规定了室内用多芯光缆(不包含单芯、双芯和光纤带)的分类、结构、标志、交货长度、要

YD/T 1258.4-2005.The series of indoor optical fibre cables Part 4: Multi-fibre optical cables. 1范围 YD/T 1258.4规定了室内用多芯光缆(不包含单芯、双芯和光纤带)的分类、结构、标志、交货长度、要

YD/T 1258.4-2005.The series of indoor optical fibre cables Part 4: Multi-fibre optical cables. 1范围 YD/T 1258.4规定了室内用多芯光缆(不包含单芯、双芯和光纤带)的分类、结构、标志、交货长度、要

YD/T 1258.4-2005.The series of indoor optical fibre cables Part 4: Multi-fibre optical cables. 1范围 YD/T 1258.4规定了室内用多芯光缆(不包含单芯、双芯和光纤带)的分类、结构、标志、交货长度、要

YD/T 1258.4-2005.The series of indoor optical fibre cables Part 4: Multi-fibre optical cables. 1范围 YD/T 1258.4规定了室内用多芯光缆(不包含单芯、双芯和光纤带)的分类、结构、标志、交货长度、要