
Photography - Industrial radiographic films - Determination of ISO speed, ISO average gradient and ISO gradients G2 and G4 when exposed to X- and gamma-radiation
出版:International Organization for Standardization

专家解读视频
NEN ISO 7004:2002 - Identical
PIMA IT2.46:1997 - Identical
GB/T 9582-2008 - Identical
BS ISO 7004:2002 - Identical