Aim at 7075 aluminium alloy vacuum electronic beam welding, using nonlinear finite element, the numerical simulation of the residual stresses distribution in welding joint was made.
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采用非线性有限元法，对深井巷道围岩应力及变形状态进行了数值计算。
With the non-line finite element method, the numberical value calculation on the stress and deformation of surrounding rock of deep mine roadways has been presented.
本文采用非线性有限元法计算了胶结式预应力岩锚胶结体和基岩的应力及其分布。
This paper calculates the stress distribution of prestressed rock anchor by the non-linear finite element method.
本文以牧马山膨胀土滑坡为例，采用非线性有限元法，考虑膨胀力等因素的作用。
This paper takes the engineering of Muma hill expansive soil landside for example, which adopted nonlinear finite element method and considered such factors as expansive force.
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