层流

In a hot strip mill, control of the laminar cooling process is essential to product quality and safe operation of the mill.

在实际生产中，层流冷却过程控制对于提高产品质量和热轧冷却设备的安全可靠运行都具有重要的意义。

The computing route and research result provide reference to the control of laminar cooling in actual production.

本文的计算路线和研究结果可以为实际生产中层流冷却过程控制提供参考依据。

Production of quality plate. Control accuracy of laminar cooling control system affects performance of product directly.

文 摘：控制冷却是现代化板材的主导生产工艺，用于生产优质的中厚板，层流冷却控制系统的控制精度直接影响产品的性能。

A new idea of using the parabolized stability equation method to predict the laminar- turbulent transition is proposed.

提出了用抛物化稳定性方程预测层流－湍流转捩的一种新的概念。

Laminar burning, velocities, mass burning fluxes and Markstein lengths were obtained at various ratios of hydrogen to natural gas and equivalence ratios, and flame stability was analyzed and the stability tendency was estimated when flames grow to larger sizes.

在定容燃烧弹内研究了初始条件为常温常压的天然气－氢气－空气混合气火焰传播规律，得到了不同掺氢比例和燃空当量比下混合气的层流燃烧速率、质量燃烧流量和马克斯坦长度，结合火焰传播照片，分析了火焰的稳定性并预测了大尺寸火焰稳定性的演变趋势。

Laminar burning velocities, mass burning fluxes and Markstein lengths were obtained at various ratios of hydrogen to natural gas and equivalence ratios, and flame stability was analyzed and the stability tendency was estimated when flames grow to larger sizes.

在定容燃烧弹内研究了初始条件为常温常压的灭然气-氢气-空气混合气火焰传播规律，得到了不同掺氢比例和燃空当量比下混合气的层流燃烧速率、质量燃烧流量和马克斯坦长度，结合火焰传播照片，分析了火焰的稳定性并预测了大尺寸火焰稳定性的演变趋势。

The velocity profile should be confirmed when non - Newtonian fluid flowing in duct and annuli is researched.

在研究非牛顿流体圆管和环空管流层流流动问题时，确定其速度分布是关键。

It mainly includes the setting up of the hydrological model for calculating the infiltration field and formulas for relevant parameters, the method for simulating the spatial laminar and turbulent flows of the water rushing point at the nodal ...

主要内容有：建立突水点渗流场的水文地质计算模型和有关参数的计算公式；在平面网络节点上模拟存在空间层流和紊流的突水点的方法；各向异性的模拟方法。

The effects of variable properties on flow and heat transfer were also studied. 1. SIMPLEC algorithm was used to simulate the laminar natural convection flow in horizontal concentric annuli with the assumption of constant properties. Numerical studies range are as follows: Ra〓 number 100～10〓, radius ratio 1. 2～10.Velocity and temperature distribution profile and the heat transfer result were derived. The comparison of heat transfer results under the boundary condition of constant heat flux and constant wall temperature was also made.

对水平同心套管内层流自然对流采用SIMPLEC算法进行了数值模拟，在〓，半径比1.2～10范围内使用定物性假设进行了计算，得到有关温度和速度的分布以及相应的换热结果，并比较了内壁面分别处于定热流和定壁温条件下换热结果的差异，根据换热计算的结果整理并拟合有关的换热关联式。

Based on this velocity profile,the nonlinear mapping between the cross-sections is studied by numerical integration.

在加权残余法与谱方法相结合的基础上，分析了扭转弯管中的二次层流，并说明了在某些情况下将诱发混沌现像。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。