NS EN 462-4 Ed. 1 (1995)被替代
Non-destructive Testing - Image Quality Of Radiographs - Part 4: Experimental Evaluation Of Image Quality Values And Image Quality Tables
出版：Norwegian Standards (Norges Standardiseringsforbund)
专家解读视频
Gives instructions for the determination of image quality values and image quality tables.
SN EN 462-4:1995 - Identical
NEN EN 462-4:1994 - Identical
ONORM EN 462-4:1995 - Identical
BS EN 462-4:1995 - Identical
DIN EN 462-4 (1994-12) - Identical
NBN EN 462-4:1995 - Identical
I.S. EN 462-4:1995 - Identical
NF EN 462-4:1994 - Identical
SS EN 462-4 Ed. 1 (1995) - Identical
UNI EN 462-4:1995 - Identical
UNE EN 462-4:1995 - Identical
EN 462-4:1994 - Identical
