
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:British Standards Institution

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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:British Standards Institution
专家解读视频