以各向同性的三维网状高孔率泡沫金属为研究对象,根据其简化结构模型,推导得出该类材料在多向拉伸破坏时3个名义主应力与孔率四者之间的数理关系.通过推演得出的有关关系式,还可进一步得出泡沫金属在多向受力状态下使用时的强度设计判据.
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