stress and strain fields

By using the field function with the form of twin shear stress unified strength theory, the formulas and procedure are given to calculate the stress, strain, displacement fields and final pressure of cylindrical cavity expansion.

采用双剪统一强度理论的屈服函数形式，推导并给出了柱形孔扩张时，应力场、应变场、位移场和最终扩张压力计算时所需公式和计算求解步骤。

We use finite element method to study the evolution of theoretical displacement, stress and strain fields that vary with a remote displacement.

我们用有限元方法研究了理论位移场、应力场和应变场随远场位移的演变情况。

On the basis of uniaxial tension test data, the Lagrange polynomial interpolation is adopted to construct the stress and strain fields of unannealed and annealed TRBs, which can solve the problem of TRB material parameters for simulation.

以单向拉伸试验数据为基础，采用拉格朗日多项式插值法构造了未退火和已退火差厚板的应力应变场，解决了数值仿真过程中差厚板的材料参数问题。

Stress and strain fields near a steady growth crack tip in an orthotropic solid

正交异性介质中定常扩展裂纹尖端应力、应变场

Through stress, displacement straight-line picture and the strain ratio of two supports before it cracks, the stress and displacement fields of symmetric and asymmetric samples under static conditions are observed.

通过裂纹启裂前的应力、位移等直线图及两个支座的应变之比，观察静态条件下对称试件及非对称试件裂纹面两端的应力场和位移场。

The unidimensional constitutive equations of rheological model have been established and stress and strain fields of cast steel test bar with hot spot at one end was calculated.

建立了铸件凝固过程热应力模拟的一维流变学本构方程，并且对一端受约束一端带热节的铸钢试棒进行了数值模拟，进而研究了热裂机理。