NBN EN 12831:2003现行
Heating Systems In Buildings - Method For Calculation Of The Design Heat Load
出版：Belgian Standards
专家解读视频
Includes methods for calculating the design heat loss and the design heat load for basic cases at the design conditions.
Partially supersedes NBN B 62 003 (08/2003)
EN 12831:2003 - Identical
ONORM EN 12831:2003 - Identical
NEN EN 12831:2004 - Identical
SS EN 12831 Ed. 1 (2003) - Identical
UNE EN 12831:2003 - Identical
NS EN 12831 Ed. 1 (2003) - Identical
I.S. EN 12831:2003 - Identical
UNI EN 12831:2006 - Identical
NF EN 12831:2004 - Identical
DIN EN 12831 (2003-08) - Identical
BS EN 12831:2003 - Identical
SN EN 12831:2003 - Identical
