提出一种通用有限元程序和数学软件相结合的大跨度桥梁有限元模型修正方法。
A modification method based on the combined universal finite element program and mathematic software for finite element model of long span bridge is proposed.
应用可视化数值模拟方法，借助于大型通用有限元软件ANSYS建立砂轮回转的数学模型，对离心应力进行了仿真研究。
A simulation study was made of the centrifugal stresses exerted on a grinding wheel by means of a visual numerical simulation technique, using the FEM software ANSYS.
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