“stress-strain relationship”的概念、定义、翻译、参考文献-科学参考

单词	stress-strain relationship
释义	stress-strain relationship Encyclopedia 工学弹性力学释 stress-strain relationship应力-应变关系在外力作用下，物体内部的应力和变形规律必然与物质本身结构构造有关联。描述物性关系的数学表达式通常称为本构关系，广义地说本构关系可以包括许多物理性质的内容，如材料的热力学性质、电磁场效应等。只考虑力学性质的本构方程，在弹性力学中亦称为弹性方程或物理方程，即应力-应变关系。
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