紊流系数和渗透率与支撑剂粒度、球度、圆度、支撑剂充填层孔隙度和实验条件等有关。
The turbulence coefficient and permeability is re lated with the grain size, sphericity and roughness of the proppant, and the porosity of the proppant-filling bed, and the experimental conditions.
此项研究结果为用计算机进行紊流阻力系数的计算提供了可靠的理论依据。
The result of this research provides a reliable theoretical basis for using computer to calculate the turbulent flow resistance coefficient.
单股和双股射流塘底脉动压强系数与近壁紊流强度的关系可用对数曲线表述。
The relationship of the fluctuating pressure coefficient on wall and the turbulent intensity near the wall can be described with logarithmic curve.
在井巷紊流传递过程中，纵向弥散系数远远大于紊流扩散系数。
In mine mass transfer the longitudinal dispersion coefficient is by far greater than the turbulent diffusion coefficient.
指出在紊流状态下，动特性系数的迭代是正确计算轴承稳定极限转速值的关键。
At turbulent state, iteration of the dynamic coefficients is the key to correct calculating revolution values of stability limit of.
鉴于紊流运动的复杂性，其沿程阻力系数确定起来较为困难。
Because of the complexity of turbulent flow, it is a tough issue to determine its friction factor.
鉴于紊流运动的复杂性，其沿程阻力系数确定起来较为困难。
Because of the complexity of turbulent flow, it is a tough issue to determine its friction factor.
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