
Extruded ceramic tiles with a water absorption of 3% E 6% (group AIIa); part 1; german version EN 186-1:1991
出版:German Institute for Standardisation (Deutsches Institut für Normung)

专家解读视频
Extruded ceramic tiles with a water absorption of 3% E 6% (group AIIa); part 1; german version EN 186-1:1991
出版:German Institute for Standardisation (Deutsches Institut für Normung)
专家解读视频