
Railway applications - Track - Performance requirements for fastening systems Part 7: Special fastening systems for switches and crossings and check rails
出版:German Institute for Standardisation (Deutsches Institut für Normung)

专家解读视频
NS EN 13481-7:2012 - Identical
UNI EN 13481-7:2012 - Identical
NBN EN 13481-7:2012 - Identical
SS EN 13481-7 Ed. 2 (2012) - Identical
BS EN 13481-7:2012 - Identical
SN EN 13481-7:2012 - Identical
UNE EN 13481-7:2012 - Identical
NF EN 13481-7:2012 - Identical