ONORM EN 12831:2003被替代
Heating Systems In Buildings - Method For Calculation Of The Design Heat Load
出版：Osterreichisches Normungsinstitut
专家解读视频
2003 [01/12/2003]
Supersedes ONORM B 8135(SUPP), ONORM M 7500-1, ONORM M 7500-2, ONORM M 7500-4 and ONORM M 7500-5. (03/2006)
SN EN 12831:2003 - Identical
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
NBN EN 12831:2003 - Identical
NF EN 12831:2004 - Identical
DIN EN 12831 (2003-08) - Identical
BS EN 12831:2003 - Identical
