This standard set with platinum - cobaltic standard solution is standard quality, with visual the current method that colorimetric law measures calm chroma.
本标准规定了以铂-钴标准溶液为标准色，用目视比色法测定色度的通用方法。
This standard set with platinum - cobaltic standard solution is standard quality, with visual the current method that colorimetric law measures calm chroma.
本标准规定了以铂-钴标准溶液为标准色，用目视比色法测定色度的通用方法。
应用推荐