NEN EN 990:2002现行
Test Methods For Verification Of Corrosion Protection Of Reinforcement In Autoclaved Aerated Concrete And Lightweight Aggregate Concrete With Open Structure
出版：Nederlands Normalisatie Instituut
专家解读视频
2002 [01/10/2002]1995 [01/06/1995]
ONORM EN 990:2003 - Identical
BS EN 990:2002 - Identical
SN EN 990:2002 - Identical
DIN EN 990 (2003-01) - Identical
NBN EN 990:2002 - Identical
I.S. EN 990:2002 - Identical
NF EN 990:2003 - Identical
UNI EN 990:1997 - Identical
NS EN 990 Ed. 2 (2002) - Identical
UNE EN 990:2003 - Identical
SS EN 990 Ed. 2 (2002) - Identical
UNI EN 990:2003 - Identical
