DIN EN 772-3 (1998-10)现行
Methods of test for masonry units Part 3: Determination of net volume and percentage of voids of clay masonry units by hydrostatic weighing
出版：German Institute for Standardisation (Deutsches Institut für Normung)
专家解读视频
SS EN 772-3 Ed. 1 (1999) - Identical
UNE EN 772-3:1999 - Identical
NS EN 772-3 Ed. 1 (1999) - Identical
I.S. EN 772-3:1999 - Identical
UNI EN 772-3:2000 - Identical
NBN EN 772-3:1998 - Identical
NF EN 772-3:1999 - Identical
ONORM EN 772-3:1999 - Identical
BS EN 772-3:1998 - Identical
NEN EN 772-3:1998 - Identical
SN EN 772-3:1998 - Identical
