BS EN ISO 4157-2:1999现行
Construction drawings. Designation systems. Room names and numbers
出版：British Standards Institution
专家解读视频
Specifies requirements for designation systems for rooms, areas, spaces and voids in buildings in daily use.
© British Standards Institution 2013
ISO 4157-2:1998 - Identical
SN EN ISO 4157-2:1998 - Identical
NEN EN ISO 4157-2:1999 - Identical
DIN EN ISO 4157-2 (1999-03) - Identical
ONORM EN ISO 4157-2:1999 - Identical
UNI EN ISO 4157-2:2003 - Identical
NF EN ISO 4157-2:1999 - Identical
NBN EN ISO 4157-2:1999 - Identical
I.S. EN ISO 4157-2:1999 - Identical
NS EN ISO 4157-2 Ed. 1 (1998) - Identical
UNE EN ISO 4157-2:1999 - Identical
SS EN ISO 4157-2 Ed. 1 (1999) - Identical
