GB/T 43658.1-2024无损检测管道腐蚀及沉积物X和伽马射线检测第1部分:切向射线检测国家标准
英文:Non-destructive testing—Radiographic inspection of corrosion and deposits in pipes by X and gamma rays—Part 1:Tangent...
英文:Non-destructive testing—Radiographic inspection of corrosion and deposits in pipes by X and gamma rays—Part 1:Tangent...