
Pren 13523-7 - Coil Coated Metals - Test Methods - Part 7: Resistance To Cracking On Bending (t-bend Test)
出版:British Standards Institution

專家解讀視頻
Pren 13523-7 - Coil Coated Metals - Test Methods - Part 7: Resistance To Cracking On Bending (t-bend Test)
出版:British Standards Institution
專家解讀視頻