
ISO 6721-4/DAM 1. Plastics. Determination of dynamic mechanical properties. Part 4: Tensile vibration. Non-resonance method
出版:British Standards Institution

專家解讀視頻
ISO 6721-4/DAM 1. Plastics. Determination of dynamic mechanical properties. Part 4: Tensile vibration. Non-resonance method
出版:British Standards Institution
專家解讀視頻