Paints and varnishes - Evaluation of quantity and size of defects, and of intensity of uniform changes in appearance - Part 3: Assessment of degree of rusting (ISO/DIS 4628-3:2023); German and English version prEN ISO 4628-3:2023
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Paints and varnishes - Evaluation of quantity and size of defects, and of intensity of uniform changes in appearance - Part 3: Assessment of degree of rusting (ISO/DIS 4628-3:2023); German and English version prEN ISO 4628-3:2023
出版:
专家解读视频