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在不同温度环境下,利用MTS材料试验机,在中等应变速率(1/s)下,对玻璃布-环氧层板的动态力学性能进行了实验研究,获得了杨氏模量、拉伸强度和泊松比等力学参数;对该层板材料在不同温度、不同应变速率下的应力应变曲线和破坏过程进行了分析讨论。根据实验数据,拟合了玻璃布-环氧层板材料的本构关系
The dynamic mechanical properties of the glass cloth - epoxy laminate were tested at different strain rates (1 / s) using MTS material testing machine. The Young’s modulus, tensile strength And Poisson’s ratio. The stress-strain curves and failure processes of the laminates at different temperatures and different strain rates were analyzed and discussed. Based on the experimental data, the constitutive relation between glass cloth and epoxy laminate was fitted