IEC 61331-1:2014
شناسه : IEC 61331-1:2014
عنوان : Protective devices against diagnostic medical X-radiation – Part 1: Determination of attenuation properties of materials
لینک : https://webstore.iec.ch/publication/5289
شناسه : IEC 61331-1:2014
عنوان : Protective devices against diagnostic medical X-radiation – Part 1: Determination of attenuation properties of materials
لینک : https://webstore.iec.ch/publication/5289