I.S. EN ISO 4157-2:1999现行
Construction Drawings - Designation Systems Part 2: Room Names And Numbers
出版：National Standards Authority of Ireland
专家解读视频
Defines requirements for designation systems for rooms, areas, spaces and voids in buildings by room names and numbers.
SS EN ISO 4157-2 Ed. 1 (1999) - Identical
ISO 4157-2:1998 - Identical
SN EN ISO 4157-2:1998 - Identical
BS EN ISO 4157-2:1999 - 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
NS EN ISO 4157-2 Ed. 1 (1998) - Identical
UNE EN ISO 4157-2:1999 - Identical
