
Plastics - Determination Of Dynamic Mechanical Properties - Part 2: Torsion Pendulum (iso/dis 6721-2)
出版:British Standards Institution

專家解讀視頻
Plastics - Determination Of Dynamic Mechanical Properties - Part 2: Torsion Pendulum (iso/dis 6721-2)
出版:British Standards Institution
專家解讀視頻