剖面的二维水动力系数由源汇分布法求取。
The two-dimensional sectional hydrodynamic quantities are obtained by the source distribution method.
水动力系数的变化幅度随着浮体间距离增大而变小。
The change ranges of these hydrodynamic coefficients decrease as the distance between floating bodies increases.
计算中采用的流体水动力系数，取自系列船模试验的资料。
The hydrodynamic forces coefficients adopted in calculation are taken from the information of the systematic test of ship models.
用本文提出的处理方法能有效地计算深海中浮式直立圆柱体的水动力系数。
It is shown that the hydrodynamic coefficients for a vertical circular cylinder floating in water of infinite depth can be obtained effectively by the present method.
当物体离壁面很近时，出现排斥现象，水动力系数随攻角的变化呈非线性特征。
While for small clearance, there appear repulsion phenomena, and the variation of coefficients with attack Angle is nonlinear.
本文提出一种扩展积分方程方法，用于消除浮体剖面水动力系数计算中不规则频率的影响。
An extended integral equation method was presented to remove the irregular frequency effects in solving the hydrodynamic coefficients for a ship-like floating body.
本文还对典型的水动力系数进行了大量的变值计算，为进一步进行潜艇操纵性的研究提供了依据。
Extensive changing value calculation for the typical hydrodynamic coefficients are carried out and the results would provide a basis for further study of submarine manoeuvrability.
第3章，本章先对已有的横摇数学模型进行介绍，再详述本文数学模型的选取以及水动力系数的求解问题。
Chapter 3 shows the mathematical model firstly, and then gives the mathematical model of this paper. More details on hydrodynamic coefficients and solving problems.
给出了水动力系数相对于间距、攻角的回归公式，并划分了三个典型的干扰区域：升力区、混合区、阻塞区。
The regressive formulae of hydrodynamic coefficients relative to clearances, attack angles were given. Three typical interaction regions were divided, defined as Lifting, Mixed and Blocking region.
利用刘易斯剖面法和有限元法计算船舶的水动力系数，将其与已有的实验结果和理论结果进行比较，得到了满意的结果。
The hydrodynamics coefficients are calculated by Lewis method and finite method, and we get satisfying results by compared with the results of experiment and theoretical calculation.
获得了螺旋桨推力系数、扭矩系数等水动力性能参数。
The hydrodynamics parameters such as the thrust coefficient and torque coefficient were obtained.
水动力学表明，襟翼舵的存在大幅度地提高了升力系数值。
Hydrodynamics shows that the flap rudder can increase lift coefficient notably.
水动力学表明，襟翼舵的存在大幅度地提高了升力系数值。
Hydrodynamics shows that the flap rudder can increase lift coefficient notably.
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