
Structural timber. Grading. Requirements for machine strength graded timber and grading machines
出版:British Standards Institution

专家解读视频
1995 [15/10/1995]
© British Standards Institution 2013
Replaces notes:
Partially replaces BS 4978:1988.
SS EN 519 Ed. 1 (1995) - Identical
UNE EN 519:1998 - Identical
NEN EN 519:1995 - Identical
SN EN 519:1995 - Identical
NS EN 519 Ed. 1 (1995) - Identical
UNI EN 519:1997 - Identical
NF EN 519:1995 - Identical
I.S. EN 519:1995 - Identical
NBN EN 519:1995 - Identical
ONORM EN 519:1995 - Identical
DIN EN 519 (1996-07) - Identical