但这一偏微分方程不能直接积分，所以通常用纳维法、瑞利-里兹法、有限差分方法等方法求解。
But this partial differential equation can not be directly integral, so usually use Navier method, Rayleigh Ritz method and finite difference method and other methods.
LAD格式是基于积分型的有限体积法并且通过附加源项的方法来实现。
GWLAD scheme is obtained from finite volume method and implemented by means of additional source terms.
采用时间有限差分离散化方法求解超空泡流积分方程，得到了问题的数值解。
Solving integral equations of supercavitating flow based on the finite difference time discretization method, some numerical results are obtained.
利用二维有限积分变换的方法推导出了四边固支矩形厚板位移和内力的精确解。
The exact solutions of displacement and inner force for clamped rectangular thick plate were deduced with two-dimension finite integral transform method.
采用膜内积分与全隐式有限容积相结合的数值方法求解理论模型。
A combination of integral and completely implicit finite volume numerical method was adopted to solve the governing equations.
用路径积分方法得到了有限温度下多维量子裂变速率的表达式。
The expression of quantum correction of the multidimensional fission rate at finite temperature is obtained by a path integral method.
采用有限元方法分析了颗粒增强铁基复合材料强度和应力与颗粒形状、尺寸以及体积分数的关系。
The finite element method is used to analyze the relationship between strength and stress of the particle reinforced iron matrix composites and the shapes, sizes and fraction volume of the particles.
利用有限元方法进行正演计算的效率要比直接积分方法至少高一个数量级。
The efficiency of forward calculation by finite element method is one order higher than that by immediate integration.
采用有限元数值计算方法对液浮积分陀螺仪在过载-振动复合环境中的动力学特性进行研究。
The dynamic characteristic of the liquid floated integral gyro under over loading and vibration compound dynamical environment is studied by finite element method.
目前，解决这类问题的数值方法主要有有限差分法、有限元法、边界元法、积分方程法、传输线法等。
At present, the common numerical methods are finite difference, finite element, boundary element, integration equation and transmission line method.
用于板材成形模拟的有限元方程的求解方法主要有隐式积分和显式积分两种。
There are implicit integration and explicit integration methods to solve the finite element formulations for plate forming simulation.
提出一种求解基于细线结构的时域电场积分方程(TDEFIE)的方法-有限差分方法。
A finite difference method was derived for the analysis of time domain electric field integral equation (TDEFIE) of thin wire structures.
本文介绍了求解非饱和土壤中热量和水分耦合传输问题的一种数值方法——积分有限差分方法(IFDM)。
In this paper, an integrated finite difference method (IFDM) for numerical analysis of transient coupled heat and moisture flow in unsaturated soils is described.
建立了基于欧拉方法描述树脂传递模塑(rtm)工艺充模过程的基本数学方程，并采用有限元隐式时间积分方法对基本方程进行了数值求解。
A mathematical equation described by Euler method for simulating RTM process is established, and a finite element method with implicit time integration is used to solve this equation.
本文研究一类考虑数值积分影响时的一维非线性奇异抛物问题的有限元方法。
Under the effect of numerical integrate, a class of nonlinear parabolic boundary value problems with singular coefficients was considered in this article.
本文中采用边界积分方程和有限元耦合的数值方法，计算了二维波浪绕射和辐射问题。
The numerical method of coupled boundary integral equation and finite element has been used to compute the forces of wave diffraction and radiation on large two dimensional objects.
通过有限元解析方法分别研究了轴向或扭转载荷下带环状裂纹圆棒试样的J积分的评价方法。
Finite element method was used to analyze the J integral evaluation method for a cylindrical specimen with deep circumferential crack under axial or torsional load.
流场求解时采用中心差分的有限体积方法对空间通量项进行离散，采用显式推进方法进行时间方向的积分。
The spatial flux terms are discretized by using central difference scheme and the time integration is performed by using explicit scheme in the flow solver.
并通过与边界积分方法比较，验证了有限元—人工透射边界方法对解决此类问题的有效性。
The efficiency of above-mentioned method for solving these problems is tested by comparison with the boundary integral method.
本文介绍用有限元估算弹塑性动态j积分值的方法。
This paper presents a method for estimating the elastic-plastic dynamic J integral value by finite element analysis.
介绍了水力矩实验装置及水力矩的两种数值方法：有限元法和积分方程法。
The properties of the moment can be obtained from model tests and computations, Two numerical methods, finite element method and boundary integral method, are introduced.
对于层状模型，若采用直接积分的中心差分方法，计算过程十分简单，也可用于有限差分等方法的计算中。
For a layered model the computational procedure for the central difference method of direct integration is very simple and easy.
从而完成了超奇异积分方程组数值法的建立，这一方法现称之为有限部积分——边界元法。
So far, the numerical techniques solving the hyper-singular integral equations are established, and these are called finite-part integral-boundary element method.
应用广义特征线理论得到了沿特征线上的相容方程，并采用数值积分方法分析了有限长圆柱壳的波传问题。
By using the generalized characteristics method, the compatibility equations on the characteristics are obtained. And the wave propagation of the finite length cylindrical shell is analyzed.
本文中我们采用扩展混合有限元方法和混合体积元方法数值模拟了二阶拟线性抛物型积分微分方程和二阶拟线性抛物问题。
In this paper , we consider the Expanded Mixed Finite Element Method and mixed covolume method for the quasilinear parabolic integro-differential equation and quasilinear parabolic problem.
本文采用积分变换的方法，推导出正交各向异性有限深地基域内受集中力作用的解答。
The fundamental solutions for the two-dimensional orthotropic layered foundation subjected to a concentrated load acted in any direction can be deduced by using the integral transforms.
探讨了用有限元法计算三维弹塑性J积分的方法，并就一些计算的关键问题和技巧作了分析。
The calculation method of 3D elastic - plastic J - integral by using finite element method was explored, meanwhile, some key questions and techniques were introduced.
通过利用“加幂积分器”的方法构造出了一个部分状态反馈控制律，解决了这类不确定非线性系统的有限时间镇定问题。
Through adding a power integrator, a partial-state feedback law is constructed to solve the finite-time stabilization problem of the nonlinear systems.
应用三维有限元动力学的基本方法 ，结合Newmark积分方法逐步求解运动方程 ，对移动点荷载作用下温克勒地基上板的变形和应力响应进行了分析 。
Dynamic response of layered pavements subjected to dynamic loads is analyzed by using the three dimensional(3D) finite element method in conjunction with NEWMARK integration scheme.
应用三维有限元动力学的基本方法 ，结合Newmark积分方法逐步求解运动方程 ，对移动点荷载作用下温克勒地基上板的变形和应力响应进行了分析 。
Dynamic response of layered pavements subjected to dynamic loads is analyzed by using the three dimensional(3D) finite element method in conjunction with NEWMARK integration scheme.
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