NEN EN 50290-2-21:2001现行
Communication Cables - Part 2-21: Common Design Rules And Construction - Pvc Insulation Compounds
出版：Nederlands Normalisatie Instituut
专家解读视频
2001 AMD 1/C1 2016 [01/02/2016]2001 AMD 1 2007 [01/06/2007]2001 [01/10/2001]DRAFT 2000 [01/10/2000]
Supersedes NEN HD 624.1 (08/2002)
DIN EN 50290-2-21:2008 - Identical
NF EN 50290-2-21:2002 - Identical
I.S. EN 50290-2-21:2001 - Identical
SS EN 50290-2-21:2002 - Identical
UNE EN 50290-2-21:2002 - Identical
EN 50290-2-21:2001 - Identical
DIN EN 50290-2-21 (2008-03) - Identical
SN EN 50290-2-21:2001 - Identical
BS EN 50290-2-21:2002 - Identical
DIN EN 50290-2-21 (2002-07) - Identical
