
Extruded ceramic tiles with a water absorption of 6% E 10% (group AIIb); part 1; german version EN 187-1:1991
出版:German Institute for Standardisation (Deutsches Institut für Normung)

專家解讀視頻
Extruded ceramic tiles with a water absorption of 6% E 10% (group AIIb); part 1; german version EN 187-1:1991
出版:German Institute for Standardisation (Deutsches Institut für Normung)
專家解讀視頻