DIN EN ISO 7668:2011-03
Отменен
Anodizing of aluminium and its alloys - Measurement of specular reflectance and specular gloss of anodic oxidation coatings at angles of 20 degrees, 45 degrees, 60 degrees or 85 degrees (ISO 7668:2010); German version EN ISO 7668:2010
— 22 стр.
