
Paints and varnishes - Determination of scratch resistance Part 1: Constant-loading method (ISO 1518-1:2011)
出版:German Institute for Standardisation (Deutsches Institut für Normung)

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Paints and varnishes - Determination of scratch resistance Part 1: Constant-loading method (ISO 1518-1:2011)
出版:German Institute for Standardisation (Deutsches Institut für Normung)
专家解读视频