
Gully tops and manhole tops for vehicular and pedestrian areas - Design requirements, type testing, marking and quality control
出版:German Institute for Standardisation (Deutsches Institut für Normung)

专家解读视频
EN 124:1994 - Identical
SS EN 124 Ed. 1 (1996) - Identical
NEN EN 124:1994 - Identical
UNE EN 124:1995 - Identical
NS EN 124 Ed. 1 (1997) - Identical
I.S. EN 124:1994 - Identical
UNI EN 124:1995 - Identical
NBN EN 124:1994 - Identical
NF EN 124:1994 - Identical
BS EN 124:1994 - Identical
ONORM EN 124:1995 - Identical
SN EN 124:1995 - Identical