density variation

In the control equations of the model density variation is considered. The buoyancy terms in the control equations are included. Buoyancy revision of Schmidt number also be carried out.

模型不仅在控制方程中计及了密度变化，而且在控制方程中加进了浮力项，并对湍流Schmidt数也作了浮力修正。

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The influence of density variation of a granular pile on the pressure distribution at its bottom

颗粒堆密度变化对堆底压力分布的影响

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The thermal turbulence motion and the air density variation are governed by the complete Navier Stokes equations, so that the variety factors could be in consideration.

激光加热引起的气流扰动及气体介质密度变化采用完全的Navier stokes方程描述，以便考虑各种不同因素的影响。

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Discussion on Horizontal Density Variation in Flakeboard

论刨花板平面密度变异

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The air density variation is calculated with the complete Navier-Stokes equations.

激光热效应引起的流场密度变化采用完全Navier stokes方程计算。

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Instability of flow due to complex heat exchange and density variation leads to strong thermal convection in liquid region during the water solidification process. At the end of solidification process, intensity of flow decayed and the stable structure was rebuilt.

因为存在着复杂的热交换和密度变化，水在凝固过程中存在流动结构失稳，使得液相区内发生强烈的热对流.最后流动强度减弱，重新形成稳定结构。

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With a spherical model, the variation of gravity potential, gravity and gravity gradient caused by deformation and density variation model occurred in epicentral area is investigated and derived.

摸拟计算了孕震位移和密度变化引起的重力位、重力、重力梯度变化的空间分布并分析了重力位、重力、重力梯度变化的空间分布特征。

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