NEN EN 991:1995现行
Determination Of The Dimension Of Prefabricated Reinforced Components Made Of Autoclaved Aerated Concrete Or Lightweight Aggregate Concrete With Open Structure
出版：Nederlands Normalisatie Instituut
专家解读视频
95 [01/06/1995]
SS EN 991 Ed. 1 (1995) - Identical
UNE EN 991:1996 - Identical
NS EN 991 Ed. 1 (1995) - Identical
UNI EN 991:1997 - Identical
NF EN 991:1995 - Identical
I.S. EN 991:1995 - Identical
NBN EN 991:1995 - Identical
ONORM EN 991:1995 - Identical
BS EN 991:1996 - Identical
SN EN 991:1995 - Identical
DIN EN 991 (1995-09) - Identical
