
Non-Destructive Testing Of Welds - Radiographic Testing - Part 1: X- And Gamma-Ray Techniques With Film (Iso 17636-1:2013)
出版:Asociacion Espanola de Normalizacion

专家解读视频
Non-Destructive Testing Of Welds - Radiographic Testing - Part 1: X- And Gamma-Ray Techniques With Film (Iso 17636-1:2013)
出版:Asociacion Espanola de Normalizacion
专家解读视频