
Non-destructive testing. Image quality of radiographs. Image quality indicators (step/hole type). Determination of image quality value
出版:British Standards Institution

专家解读视频
© British Standards Institution 2013
I.S. EN 462-2:1994 - Identical
NBN EN 462-2:1995 - Identical
DIN EN 462-2 (1994-06) - Identical
ONORM EN 462-2:1994 - Identical
NEN EN 462-2:1994 - Identical
SN EN 462-2:1994 - Identical
NF EN 462-2:1994 - Identical
EN 462-2:1994 - Identical
UNE EN 462-2:1995 - Identical
SS EN 462-2 Ed. 1 (1994) - Identical
NS EN 462-2 Ed. 1 (1994) - Identical
UNI EN 462-2:1995 - Identical