GB/T 3323.2-2019焊缝无损检测射线检测第2部分:使用数字化探测器的X和伽玛射线技术国家标准
英文:Non-destructive testing of welds—Radiographic testing—Part 2:X- and gamma-ray techniques with digital detectors GB/T ...
英文:Non-destructive testing of welds—Radiographic testing—Part 2:X- and gamma-ray techniques with digital detectors GB/T ...