The effect of dredging channel for deposition reduction is related to dredged channel geometry morphology and dredged channel area.
挖河减淤效果与挖槽几何形态及挖槽面积有关。
For a given channel geometry slope and roughness and a specified value of discharge a unique value of depth occurs in steady uniform flow.
对于给定的河道几何形状、坡度、粗糙度以及规定排水量，均匀稳流中出现唯一深度值。
Affected by some factors, such as the channel geometry, fluid boundary condition and material properties, bubble formation process is complex.
微通道内气泡生成机理受到通道几何尺寸、流体流动边界条件、流体物性等多种因素影响，过程非常复杂。
Choosing the maximum probability of channel geometry parameters as optimization model, the bounding surfaces of channel reservoir are computed with the optimization geometry parameters.
选这些参数的最大概率作为河道的最优化模型，利用所生成的最优化参数计算出河道砂体的边界面。
The area calculating formulas of burning surface and channel section have been derived by the grain geometry.
根据装药几何形状，导出了在火箭发动机工作过程中燃烧面积及通道截面积变化规律的计算公式。
Combined with resistance equation of channel and critical incipient shear stress, the method of designing hydraulic geometry of stable channel is set up in this paper.
结合渠道阻力关系及临界起动切应力，可得到稳定渠道水力几何形态设计的方法。
It is proved that this algorithm can be effectively used to simulate fluid flow and heat transfer in complex geometry, by the validation calculation of flow inside branching channel.
通过对分汊通道内的流动问题进行验证计算，结果表明该算法可以有效而准确地模拟复杂区域内的流动与换热问题。
In addition, since the geometry of the flow channel in a spiral mandrel die is quite complex, it is difficult to create the FEM model of the flow channel by those ordinary ways.
此外，由于螺旋式管机头流道的复杂性以及畸形性，用通常方法很难建立起该流道的有限元模型。
In addition, since the geometry of the flow channel in a spiral mandrel die is quite complex, it is difficult to create the FEM model of the flow channel by those ordinary ways.
此外，由于螺旋式管机头流道的复杂性以及畸形性，用通常方法很难建立起该流道的有限元模型。
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