BS EN 60794-3-20:2009 Optial fibre cables — Part 3-20: Outdoor cables — Family specification for self-supporting aerial

BS EN 60794-3-20:2009 Optial fibre cables — Part 3-20: Outdoor cables — Family specification for self-supporting aerial - 简版

绿野仙踪

楼主

2009-07-07 08:12:34

BS EN 60794-3-20:2009
Optical Fibre Cables - Part 3-20: Outdoor Cables - Family Specification for
Self-Supporting Aerial Telecommunication Cables