
Natural stones. Determination of abrasion resistance
出版:British Standards Institution

专家解读视频
© British Standards Institution 2013
ONORM EN 14157:2005 - Identical
SS EN 14157 Ed. 1 (2004) - Identical
UNI EN 14157:2005 - Identical
NF EN 14157:2005 - Identical
DIN EN 14157 (2005-01) - Identical
EN 14157:2017 - Identical
I.S. EN 14157:2004 - Identical
NBN EN 14157:2004 - Identical
UNE EN 14157:2005 - Identical
NEN EN 14157:2004 - Identical