DIN EN 14434 (2010-04)现行
Writing boards for educational institutions - Ergonomic, technical and safety requirements and their test methods
出版：German Institute for Standardisation (Deutsches Institut für Normung)
专家解读视频
NS EN 14434:2010 - Identical
SN EN 14434:2010 - Identical
NEN EN 14434:2010 - Identical
NF EN 14434:2010 - Identical
BS EN 14434:2010 - Identical
UNI EN 14434:2010 - Identical
SS EN 14434 Ed. 2 (2010) - Identical
UNE EN 14434:2010 - Identical
NBN EN 14434:2010 - Identical
