Strip rolling is a complicated nonlinear process. If strip material property or processing variable value is changed, process model will be changed.

带钢轧制是一个复杂的非线性过程，带钢原料性质、处理量变化等也会导致过程模型发生变化。

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A method is presented to analyze the behavior of concrete-filled steel tubular (CFST) arch, which considers the material and geometric nonlinear property, and a finite element program.

提出考虑材料与几何双重非线性的钢管混凝土肋拱面内受力的计算方法并编制了有限元程序。

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The scheme is based on the switching property of optical nonlinear material.

该方案是建立在光学非线性材料开关特性的基础上的。

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