模型的建立和网格的粗细直接影响着水轮机数值模拟的结果和对硬件资源的需求。
The results of numerical simulation and the demand of hardware resources are directly affected by the model and grids.
对于板壳问题，共有三种数值模拟方案：线性或非线性的板壳理论、退化连续体方案和直接三维连续体方案。
There are three approaches in numerical simulation of plate and shell structures: plate and shell theory approach, degenerated continuum approach, direct three-dimensional(3D) continuum approach.
本文对时域近远场变换的间接频域算法和直接时域算法进行了数值模拟和分析。
The indirect frequency-domain algorithm and the direct time-domain algorithm are analyzed through numerical simulations.
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