
Adhesives, phenolic and aminoplastic, for load-bearing timber structures - Classification and performance requirements
出版:German Institute for Standardisation (Deutsches Institut für Normung)

專家解讀視頻
Adhesives, phenolic and aminoplastic, for load-bearing timber structures - Classification and performance requirements
出版:German Institute for Standardisation (Deutsches Institut für Normung)
專家解讀視頻