
Non-destructive Testing; General Principles For Radiographic Examination Of Metallic Materials By X-rays And Gamma Rays
出版:German Institute for Standardisation (Deutsches Institut für Normung)

专家解读视频
Non-destructive Testing; General Principles For Radiographic Examination Of Metallic Materials By X-rays And Gamma Rays
出版:German Institute for Standardisation (Deutsches Institut für Normung)
专家解读视频