material nonlinearity的用法和样例：
例句
- Both geometrical nonlinearity and elastoplastic were considered in the element model.
单元模型中考虑几何非线性和材料非线性的双重影响。 - The most unfavorable earthquake excitations were investigated, in which geometric non-linearity and material non-linearity were all taken into account.
摘要同时考虑几何非线性与材料非线性，对单层球面网壳在地震作用下结构的最不利荷载进行分析。
