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• Both the volume integral equation method and the surface integral equation method are used in this paper.

分别运用了体积方程面积分方程法来求解问题。

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• It is an important work that can provide the reference for correctly using the surface integral equation to solve those problems.

工作为高效、恰当运用积分方程求解问题提供重要参考依据。

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• The vector surface integral equation can't be applied to numerical computation directly because its integrands possess the high order singularity.

矢量面积分方程被积函数具有奇异性，不能直接应用数值计算

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• Secondly, the surface integral equation(SIE) is presented to calculate the electromagnetic scattering characteristics from the homogeneous dielectric targets.

其次，本文基于面积分方程，研究了均匀介质目标电磁散射

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• That the modified surface current will be given using the method of moments to solve either the electric or magnetic field surface integral equation at the resonant frequencies.

众所周知，在内谐振频率点上矩量求解电场磁场表面积分方程得到不正确表面电流

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• The incorrect surface current may be obtained in the vicinity of the resonant frequencies when the method of moments is used to solve either the electric or magnetic field surface integral equation.

求解闭合导体目标电场积分方程磁场积分方程得到不正确表面电流

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• A new hydraulic design method and the numerical method of axial flow pump impeller are introduced. The integral equation for flow calculation of S1 stream surface of impeller is derived.

介绍一种新的轴流泵叶轮水力设计方法推导求解叶轮s 1流动积分方程

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• Afterwards, using the boundary element method to solve the integral equation we can obtain the magnetic potential and its normal derivative on the surface of the magnetic body.

然后边界单元积分方程求得磁性体表面的及其法向导数

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• It is an integral form of the wave equation in which the wave function at a point is represented as the sum (integral) of contributions from a surface enclosing the given point.

波动方程一个积分形式表示某点函数围绕该点的面对该点贡献(积分)。

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• Taking the wet-adiabatic equation as integral equation, the humidity field on each standard isobaric surface derived from satellite TBB-data is used to improve the model initial conditions.

湿绝热过程的变态方程积分方程，卫星T BB资料反演出大气中等压面层湿度

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• A second_order nonlinear ordinary differential equation that describes the radial motion of the inner surface of the shell was obtained. And the first integral of the equation was then carried out.

得到了描述表面运动二阶非线性微分方程给出方程的首次积分

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• The boundary value problem of the magnetic potential is converted into boundary integral equation formed on the surface of the magnetic body.

首先将问题转变磁性体表面的积分方程

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• Integral equation method is used to calculate the scattering of the surface waves in chapter 5. Different from the chapter 4, this method can handle the situation of the point sources.

第五章采积分方程研究散射，和第四章不同在于，我们利用方法可以分析三维非均匀体对不同点源激发的面波的散射。

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• Integral equation method is used to calculate the scattering of the surface waves in chapter 5. Different from the chapter 4, this method can handle the situation of the point sources.

第五章采积分方程研究散射，和第四章不同在于，我们利用方法可以分析三维非均匀体对不同点源激发的面波的散射。

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