The concrete material breaking-down process has the non-linear break characteristic, and element-free galerkin method is suitable extremely in analyzing the break question of the non-even material because it does not need the unit grid. 混凝土材料的断裂过程具有非线性断裂特性,而无单元伽辽金法由于不需要单元网格,非常适用于分析非均匀材料的断裂问题。