
BS EN 13481-5. Railway applications. Track. Performance requirements for fastening systems. Part 5. Fastening systems for slab track with rail on the surface or rail embedded in a channel
出版:British Standards Institution

专家解读视频
BS EN 13481-5. Railway applications. Track. Performance requirements for fastening systems. Part 5. Fastening systems for slab track with rail on the surface or rail embedded in a channel
出版:British Standards Institution
专家解读视频