Therefore, developing scientific visualization methods for observing and studying unsteady structures in these complex flow fields has a significant and practical meaning.
因此，探索用科学计算可视化的手段，观察和研究这类复杂流场中的不稳定结构就具有重要和现实的意义。
Protection design for lower reaches of the Yellow River was once a difficult question due to high water head, various combinations of discharging structures, and complex flow pattern.
小浪底工程由于水头高、泄水建筑物组合多，水流流态十分复杂，下游防护设计是一难题。
Gas-liquid-solid complex flow was complicated in the production of a condensate gas reservoir with wax deposition.
含蜡凝析气藏开采过程中伴有凝析液、蜡析出呈气-液-固变相态多相复杂流动。
Backflow, separation and vortices result from hub leakage lead to a complex flow structure near hub in the stator passage.
由泄漏流引起的回流、分离和旋涡等使静子中靠近轮毂处流场十分复杂。
The information form the experimental studies could be helpful for the research of the complex flow around Marine propeller.
试验所获得的定量信息为螺旋桨尾流场复杂流动现象的揭示提供了帮助。
The complex flow was simulated with sequential and parallel SIMPLE algorithm in the combustion chamber of liquid rocket engine.
用串行和并行SIMPLE算法对液体火箭发动机燃烧室内的复杂流动进行了数值模拟。
The research shows that the forecast accuracy of this model is better under complex flow field and variable weather conditions.
研究表明：该模型能够在流场复杂、气象条件多变的情况下，预测精度较好；
The results show that the Field Coordination Principle can also be applied to the complex flow and heat transfer of tube bundles.
结果表明，场协同原理同样适用于这种形式比较复杂的流动与换热。
The study shows that complex flow separation in the diffuser can be effectively brought under control by external acoustic excitation.
实验结果表明用外部声激励的方法可以控制小展弦比扩压器内的复杂分离流动；
The proposed method enables to simulate complex flow induced vibration occurring in heat exchanger tube bundles at sub-critical Reynolds number.
研究结果为亚临界雷诺数范围内热交换器管束的复杂流体诱导振动等问题提供了一种可能的计算方法。
Unstructured algorithm is employed in this paper to simulate the complex flow field inside high pressure combined valve of a 600MW steam turbine.
采用非结构化四面体网格，对某600MW超超临界汽轮机组高压主汽调节联合阀的额定工况进行了数值模拟。
During last decades, with the emergence of computer, applying computer to simulate complex flow area has become an important experimental measure.
近几十年来，随着电子计算机的出现，应用计算机来模拟复杂的流场已成为一种重要的实验手段。
The research indicated that MEMS device generate excellent control effect on asymmetric vortices over slender body as well as on complex flow field.
研究表明：MEMS器件对控制大迎角细长旋成体非对称涡和复杂流场具有良好的控制能力。
For a long time, the primary method of the complex flow field research and project's solution on practical problems is the hydraulic physical model experiment.
长期以来，复杂流场的研究及解决工程实际问题的主要手段为水力学物理模型试验。
Mostly, for those complex flow fields with numerous feature structures, such as turbulence flows, only a few important feature structures should be investigated.
对于具有大量特征结构的复杂流场(如湍流场)，人们往往只需对其中的主要特征进行研究。
This model can not only solve computational problem of hydrographic net, but also can solve computational problem of long watercourse and complex flow in natural river.
该模型既可解决复杂的河网水流计算问题，亦适用于长河段、长时段的较复杂的天然河道水流计算问题。
The unsteady free water sheet flow in the rotating bucket of a Pelton turbine is a very complex flow that cannot be accurately simulated for lack of a numerical method.
冲击式水轮机水斗内非定常自由水膜的流动非常复杂，至今还没有足够精确的数值方法来模拟这种流动。
A substructure method and a dual reciprocity boundary element method (DRBEM) are applied to calculate four-pole parameters and transmission loss of ducts and silencers with complex flow.
将子结构法和双倒易边界元法联合应用于预测具有三维复杂流存在时管道和消声器的四极参数与传递损失，阐述其基本原理与数值过程。
A substructure method and a dual reciprocity boundary element method (DRBEM) are applied to calculate four-pole parameters and transmission loss of ducts and silencers with complex flow.
将子结构法和双倒易边界元法联合应用于预测具有三维复杂流存在时管道和消声器的四极参数与传递损失，阐述其基本原理与数值过程。
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