动态弹性的测定 标准/规范英文名: Cellular rubbers and plastics; determination of dynamic cushioning performance 批准日期: 1988-12 翻译进度: 待翻译 标准号&标准中文名&标准英文名： ISO 4651-1988 泡沫橡胶和塑料.
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介绍了脉冲锤击法检测实木地板损伤及测定其动态弹性模量的理论依据，并通过有限元模拟与试验验证了其可行性。
The theoretical basis of pulse hammer excitation method used to detect the damage and measure the dynamic elastic modulus of solid wood flooring is briefly explained.
测定了复合材料的力学性质，并进行了动态粘弹性试验。
It tests the mechanics feature of the composite and the dynamic viscous elasticity.
利用弯曲振动试验、纵波传播试验、纵波共振试验测定刨花板的动态抗弯弹性模量。
The dynamic deflection moduli of particleboard were measured by flexural vibration. longitudinal transmission and longitudinal resonant vibration.
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