以下为句子列表：
英文: A numerical simulation was performed to analyze the effect of bowed blades on the separation structures in a high-turning compressor cascade.
中文: 摘要通过数值模拟，分析了叶片周向弯曲对大折转角压气机叶栅内分离结构的影响。
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英文: A three-dimensional numerical simulation is used to predict the exhaust gas diffusion from a tunnel portal under different wind velocity and direction.
中文: 摘要采用三维数值模拟的方法，对隧道峒口废气的扩散情况进行了预测和分析，揭示了在不同风速和风向条件下，峒口废气的扩散特征。
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英文: Abstract: A numerical simulation on a flat plate,which has free coming flow at infinite distances-has been pro-cessed with pseudo-spectral methods.Boundary layer equations are dispersed with pseudo-spectral matrix di-rectly and computed.The results are co
中文: 文摘:本文对平板在自由来流情况下的层流边界层用伪谱方法进行了数值模拟,直接用伪谱矩阵方法对边界层方程进行离散并编程计算,与经典结果相比较,发现本文结果较好,下一步研究工作有了可靠的基础。
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英文: Abstract: Focused on the metal plastic forming of valve bodies for power plant boiler,a new process named “Shear Extrusion”is described in this paper.The numerical simulation analysis is carried out by using the 3-D DEFORM software to predict the distribu
中文: 文摘:针对电站锅炉用大型截止阀体的制造新工艺—“剪切挤压”，利用数值模拟的方法对剪挤工艺进行研究，得到了成形过程中速度、应力、应变及温度场等的分布及金属流动规律，并通过物理模拟实验进行了验证，进而为获得阀体剪挤制造的最佳成形工艺参数提供可靠依据。
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英文: Abstract: In order to protect environment,it is very important to explore anew refrigeration method.For its unique characteristic,thermoelectric refrigeration is applied in some conditions.Numerical simulation has been developed for the air-cooled thermoe
中文: 文摘:建立了风冷热电空调器数值模拟模型，对空调器进行了模拟计算.在对风冷热电空调器研制的基础上，进行了最佳隔热层厚度、不同结构形式、变工况、变风量和复现性实验，验证了仿真程序的可靠性，并应用模拟程序对热电材料的优值系数和空调器冷、热端的传热系数进行了分析.
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