Then the three-dimensional problem could be reduced to one-dimensional discrete one by introducing partial analytical function.
通过引入部分解析函数，将三维问题归结为一维离散化方程。
Container loading is the three-dimensional problem in "cutting and packing" problems. It is combined optimization with complex constraint condition.
集装箱装入问题是“切割和装入”问题领域中的三维空间问题，是具有复杂约束条件的组合优化问题。
The slope stability appraisal, especially to the slope with characteristic of complicated geometry, should be dealt with as the three-dimensional problem.
边坡稳定性评价，特别是对具有复杂几何特征的边坡，应作为三维问题来处理。
A two-direction shear deformation finite element model is presented in which a three-dimensional problem is reduced to a two-dimensional one and thus the calculation is much simplified.
文中提出了“双向剪切变形”有限元模型，使三维问题简化为二维问题，计算工作量大为减少。
In this paper, the finite and infinite element method in numerical analysis for wave forces of three dimensional problem is examined.
本文研究了三维情况波浪力数值分析中的有限元-无限元方法。
In this paper, the finite and infinite element method in numerical analysis for wave forces of three dimensional problem is examined.
本文研究了三维情况波浪力数值分析中的有限元-无限元方法。
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