查询词典 distribution coefficient

It is revealed that the asymmetric vortices over slender body are formed the breakaways of higher position vortex and generation of new vortex, which are alternately developed on the both sides along the body axis. The correlation between asymmetric vortices structure and distribution of sectional sideforce coefficient has been obtained. A physical model of asymmetric multi-vortices flow structure is developed according to zonal flow analysis.

在此基础上揭示了非对称涡系是通过细长体两侧背涡沿轴向交替脱落、新生而形成的，给出了非对称涡系沿轴向演化、发展的流动结构和截面侧向力分布特性之间的相关关系，在分区分析的基础上提出了非对称涡系结构的物理模型。

In order to increase the permeability coefficient of the ore mass, achieve the: homogenous penetration for whole leap by improvement of the particle size and is distribution, the factors influencing on the heap leaching with agglomeration for the cracked granite uranium ore are investigated.

研究渗透性差的破碎花岗岩型铀矿石制粒堆浸过程的影响因素，通过改变矿石粒度及粒级分布，提高溶液通过堆浸矿石的渗透速率，有效地改善全矿堆渗透的均匀性。

The hoop tension force is axisymmetrical about the tension direction and increase from the top position to both sides. The distribution of hoop tension force is even with small friction coefficient, but will increase rapidly from top to side positions, which subsequently result in necking and fracture near the edge of gauge section.

结果表明：采用正压力线性变化假设所得的切向力分布规律与拉伸实验结果吻合较好；切向力关于拉伸方向呈轴对称分布，从正上方到两侧逐渐增大；当摩擦系数较小时，切向力分布较均匀，但当摩擦系数较大时，切向力从正上方到两侧迅速增大，试样的颈缩和断裂发生在标距段内靠近标距边缘的位置。

The magnetic induction density,flux and magnetic field distribution of the electric machine are solved by finite element method,and the calculation methods of the leakage coefficient ,pole-arc cofficient and inductance are presented respectively.

利用有限元方法对电机的磁感应强度、磁通以及磁力线分布等进行求解，并提出了漏磁系数、极弧系数和电感的计算方法，与实验结果比较证实了计算方法的正确性。

Methods We meased the abdominl subcutanous fatty thick (30 case ,4 point,every point 9 times) by 5 MHz urltrosonic wave and analysised the reappearance by paired ttest and analysis of variance and the distribution of coefficient of variance.

方法作者利用5MHz超声波，重复测量了30例志愿者的腹部皮下脂肪厚度，并对重复性进行分析。

The influence of strength and thermal expansion coefficient mis-matching between the weld metal and the parent metal on the distribution of welding residual stresses was simulated by using the method of thermal elasto-plastic finite element analysis in this paper.

摘要］ 采用有限元法对相同温度场的焊缝与母材强度和线膨胀系数匹配影响焊接残余应力的规律进行了数值模拟。

The effects of concentration of complexing agent isooctyl alcohol and different dilution agents (kerosene, toluene and methyl-phenol) on extraction efficiency, coefficient of distribution and phase splitting time were investigated. The best extraction result was achieved with toluene as dilution agent and the concentration of complexing agent isooctyl alcohol of 0.5.

论文研究了络合剂异辛醇浓度、不同稀释剂对萃取率、分配系数和分相时间的影响，当甲苯作为稀释剂，络合剂异辛醇浓度为0.5时萃取效果最好。

Strength, volumetric strain and permeability coefficient, and even moisture-distribution above ground water surface can be determined by the soil-water characteristic curve.

土水特征曲线对于研究非饱和土的物理力学特性至关重要。

It is shown that the modified model can predict successfully the characteristics of cavitation and the detailed process of the cavitation shedding. Values of n in the modified coefficient are found to have a strong influence on the cavity length, the vapor volume, the lift and drag force, but no significant effect on the frequency distribution of the dynamics around the foil is observed.

通过与实验结果的对比表明，修正后的模型可以更准确地捕捉云状空化区域的空穴形态和空泡脱落的非定常细节；密度函数中指数n的选取对计算所得的空穴长度和升阻力均有影响，然而对流场动力特性的主要频谱分布影响不明显。

Based on Eulerian-Eulerian two-fluid model, the residence time distribution and axial dissipation coefficient in bubble column was predicted.

与试验数据对比，虚拟示踪剂模拟方法具有一定的准确度，为CFD在反应器模拟中的使用提供了新的思路。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。