
Gaseous fire-extinguishing systems - Physical properties and system design Part 9: HFC 227ea extinguishant
出版:International Organization for Standardization

专家解读视频
SN EN 15004-5:2008 - Identical
NEN ISO 14520-9:2006 - Identical
UNI ISO 14520-9:2006 - Identical
BS ISO 14520-9:2006 - Identical
KS B ISO 14520-9:2007 - Modified
AS ISO 14520.9-2009 - Modified
BS EN 15004-5:2008 - Modified