An idealized tri-material assumption is established to describe the constitutive relationship of mismatched welded joint......

针对固体火箭发动机药柱裂纹扩展机理及其危险性研究的复杂性,选择发动机工作过程中裂纹失稳扩展作为发动机判废的标准,采用实验测......

In this paper,with the aid of superimposing technique and thePseudo Traction Method(PTM),the interaction problem between......