This paper generalizes the concept of stress function tensor in static elasticity into the more general case of continuum dynamics .

本文将弹性静力学中的应力函数张量概念直接推广到连续介质动力学问题中，给出了动力应力函数张量的一般表达式。

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Then the expression of damage-dependent elasticity tensor is deduced and the constitutive equations of damaged rock are built by using an equivalent state.

以二阶张量为损伤变量，推导了依赖于损伤变量的弹性模量表达式，利用一个等价状态，建立损伤岩体的本构关系。

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