
Plastics Piping Systems - Fittings, Valves And Ancillaries - Determination Of Gaseous Flow Rate/Pressure Drop Relationships
出版:Asociacion Espanola de Normalizacion

专家解读视频
98 [12/05/1998]
ONORM EN 12117:1998 - Identical
NBN EN 12117:1997 - Identical
NF EN 12117:1997 - Identical
UNI EN 12117:1999 - Identical
I.S. EN 12117:1998 - Identical
SS EN 12117 Ed. 1 (1997) - Identical
SN EN 12117:1998 - Identical
NS EN 12117 Ed. 1 (1997) - Identical
NEN EN 12117:1997 - Identical
BS EN 12117:1998 - Identical
DIN EN 12117 (1997-11) - Identical