Refractory Products - Dimensions - Part 3: Basic Arch Bricks And Rectangular Bricks For Converters And Arc Furnaces
出版:German Institute for Standardisation (Deutsches Institut für Normung)
专家解读视频
Refractory Products - Dimensions - Part 3: Basic Arch Bricks And Rectangular Bricks For Converters And Arc Furnaces
出版:German Institute for Standardisation (Deutsches Institut für Normung)
专家解读视频