DIN EN 791 (1996-01)被替代
Safety of drill rigs
出版：German Institute for Standardisation (Deutsches Institut für Normung)
专家解读视频
DRAFT AMD 2 issued in April 2008. (11/2008) DRAFT AMD 1 issued in October 2007 is now cancelled. (12/2009)
NEN EN 791:1995 - Identical
BS EN 791:1995+A1:2009 - Identical
ONORM EN 791:1996 - Identical
NBN EN 791:1996 - Identical
I.S. EN 791:1996 - Identical
NF EN 791:1996 - Identical
UNI EN 791:1997 - Identical
NS EN 791:1995 - Identical
UNE EN 791:1996 - Identical
SS EN 791:1995 - Identical
SN EN 791:1996 - Identical
