
Extruded ceramic tiles with a water absorption of 6% E 10% (group AIIb); part 2; german version EN 187-2:1991
出版:German Institute for Standardisation (Deutsches Institut für Normung)

专家解读视频
Extruded ceramic tiles with a water absorption of 6% E 10% (group AIIb); part 2; german version EN 187-2:1991
出版:German Institute for Standardisation (Deutsches Institut für Normung)
专家解读视频