
Test methods for determining the contribution to the fire resistance of structural members Part 9: Applied fire protection systems to steel beams with web openings
出版:German Institute for Standardisation (Deutsches Institut für Normung)

專家解讀視頻
Test methods for determining the contribution to the fire resistance of structural members Part 9: Applied fire protection systems to steel beams with web openings
出版:German Institute for Standardisation (Deutsches Institut für Normung)
專家解讀視頻