The dynamic yield strength and moduli are also determined. At the same time, the experimental results are compared with the ones of Drop Testing and quasi-static compression experiment.
确定了泡沫塑料的动态屈服强度和动态弹性模量等力学参数，并同落锤冲击实验及准静态压缩实验的结果进行了比较。
The yield and tensile strength of the welded joints of the two kinds of materials increase under dynamic loading and prestrain condition that have little effect on the plasticity of structural steel.
两种材料焊接接头在动载和预应变下的屈服强度和抗拉强度均有所提高，但对其塑性影响均不大。
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