NBN EN 196-7:1991被替代
Methods Of Testing Cement - Part 7: Methods Of Taking And Preparing Samples Of Cement
出版：Belgian Standards
专家解读视频
91
SN EN 196-7:1989 - Identical
SS EN 196-7 Ed. 1 (2004) - Identical
NS EN 196-7 Ed. 1 (1990) - Identical
UNI EN 196-7:1991 - Identical
I.S. EN 196-7:1990 - Identical
NF EN 196-7:1990 - Identical
BS EN 196-7:1992 - Identical
DIN EN 196-7 (1990-03) - Identical
ONORM EN 196-7:1992 - Identical
NEN EN 196-7:2007 - Identical
