金属材料熔焊质量要求 第5部分:满足质量要求应依据的标准文件 (GB/T 12467.5-2009)
Quality requirements for fusion welding of metallic materials - Part 5: Standard documents need to conform to claim conformity to the quality requirements
发布时间:
2009-10-30
实施时间:
2010-04-01
阅读数量:
(50)