
Tunnelling machines - Road headers, continuous miners and impact rippers - Safety requirements (includes Amendment A1:2009)
出版:German Institute for Standardisation (Deutsches Institut für Normung)

專家解讀視頻
NF EN 12111:2014 - Identical
NEN EN 12111:2014 - Identical
NEN EN 12111:2003 - Identical
NBN EN 12111:2014 - Identical
NS EN 12111:2014 - Identical
UNE EN 12111:2003 - Identical
SS EN 12111 Ed. 2 (2014) - Identical
NBN EN 12111:2003 - Identical