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.
通过直接数值模拟的方法，探讨在超音速边界层的转捩问题中，是否存在和不可压缩流情况相似的产生亚谐波的机制。
The spatial evolution of 2-D disturbances in supersonic sharp cone boundary layers was investigated by direct numerical simulation(DNS) in high order compact difference scheme.
在注塑加工数值模拟过程中，模腔的表面温度直接影响塑料熔体的流动和固化过程，所以模腔表面温度的计算对注塑数值模拟的结果起着极为重要的作用。
The temperature on mold cavity's surface affects the melt's flow and cooling in the course of injection molding, then has an important part in the solution of injection molding.
数值模拟主要针对单管，数学模型一般忽略横向对流和膜厚变化，结果缺乏必要的实测数据的验证，直接用于实际机组的设计会带来比较大的误差。
The result of numerical simulation for single tube, will lead to great error, neglecting transverse convection and variable film thickness, being lack of experimental test.
另一方面，现代高性能计算机的出现和应用，为湍流和气固两相流的研究提供了一个新的思路—直接数值模拟(DNS)。
On the other hand, the appearance and application of the modern high-performance computers offer a new way to study the turbulence and gas-solid two-phase flows-direct Numerical Simulation (DNS).
另一方面，现代高性能计算机的出现和应用，为湍流和气固两相流的研究提供了一个新的思路—直接数值模拟(DNS)。
On the other hand, the appearance and application of the modern high-performance computers offer a new way to study the turbulence and gas-solid two-phase flows-direct Numerical Simulation (DNS).
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