BS EN 1671:1997被替代
Pressure Sewerage Systems Outside Buildings
出版：British Standards Institution
专家解读视频
97 [15/11/1997]
© British Standards Institution 2013
ONORM EN 1671:1997 - Identical
NF EN 1671:1997 - Identical
UNI EN 1671:1999 - Identical
I.S. EN 1671:1998 - Identical
NS EN 1671 Ed. 1 (1997) - Identical
SS EN 1671 Ed. 1 (1997) - Identical
UNE EN 1671:1998 - Identical
EN 1671:1997 - Identical
NBN EN 1671:1997 - Identical
DIN EN 1671 (1997-08) - Identical
NEN EN 1671:1997 - Identical
SN EN 1671:1997 - Identical
