选用具有典型细观结构特征的球墨铸铁材料进行试验，探讨这种金属材料在各种三轴应力状态下的细观损伤破坏。
Nodular cast iron specimens with typical mesostructure are tested to study the meso damage evolution and failure mechanism at different triaxial stress states.
如不成立，那么，玻璃材料在双轴应力状态下的裂纹扩展由什么参数决定？
If not existing any more, then what is the parameter of crack extending when glass in biaxial stress state?
利用形状记忆合金的本构关系，分析了在自由应力状态下的残余应变与温度的关系。
The relationship between the residual strain and the temperature under free stress condition is analyzed by using constitutive relation of SMA.
应用推荐