
En 462 Non-destructive Testing - Image Quality Of Radiographs - Part 2: Concepts, Image Quality Indicators (step And Hole Type), Determination Of Image Quality Value (pren 462-2)
出版:British Standards Institution

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En 462 Non-destructive Testing - Image Quality Of Radiographs - Part 2: Concepts, Image Quality Indicators (step And Hole Type), Determination Of Image Quality Value (pren 462-2)
出版:British Standards Institution
专家解读视频