ISO 7668:2021 ENT_ACTIVE

阳极氧化铝和铝合金.20°,45°,60°或85°角的镜面反射率和镜面光泽的测量

标准摘要

英文名称Anodizing of aluminium and its alloys — Measurement of specular reflectance and specular gloss of anodic oxidation coatings at angles of 20°, 45°, 60° or 85°

替代关系

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