ISO 8501-3-01
涂漆和相关产品应用前钢材基材的准备——表面清洁度的视觉评估——第3部分:焊缝、切割边缘及其他表面缺陷区域的准备等级
Preparation of steel substrates before application of paints and related products — Visual assessment of surface cleanliness — Part 3: Preparation grades of welds, cut edges and other areas with surface imperfections
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