Wave equation pre-stack reverse-time migration method based on high-order finite-difference approach

对称正则 长波（SRLW） 方程的有限差分方法基于高阶有限差分的 波动 方程叠前逆时偏移方法

Propagation of seismic wave in complex medium is mostly simulated by numeric solution of oneway or two-way wave equation .

复杂介质中地震波的传播多是通过求取单程或双程 波动 方程的数值解进行模拟的。

Usually the Dirac equation with zero static mass is regarded as the wave equation of neutrino .

对把静质量为零的狄拉克方程当作是中微子的 波动 方程的看法予以否定。

The kinetic flux vector splitting ( KFVS ) method was used to simulate the shallow water long wave equation .

采用动力学的流矢量分裂法模拟浅水 长波 方程。

Thus what is now called the wave equation in one spatial dimension appears for the first time .

这样一来现在称为一维的 波动 方程就第一次出现了。

In this paper using FEM method to numerical simulate the elastic wave equation .

本文采用有限元法进行弹性 波 方程数值模拟。

Existence of Global Solutions to a Damped Wave Equation with a Nonlinear Memory Term

具有非线性记忆项的阻尼 波动 方程的整体解的存在性

Using the electromagnetic wave equation in gravitational field we give a general method of calculating the deflection of light by gravitational field under the condition of weak field approximation .

利用引力场中电磁 波 方程，在弱场近似下给出了一般的计算光线偏转角度的方法。

Existence and exponential decay of solutions to a non-linear viscoelastic wave equation

非线性 波动 方程的解的存在性和衰减性

Alternatively one may utilize the wave equation and appropriate boundary conditions to yield a specific solution .

另外，我们也可以利用 波动 方程和适当的边界条件以得出一个特解。

The convergence of the formal series solution to the initial boundary value problem for the non-homogeneous wave equation is considered .

考虑非齐次 波动 方程初边值问题的形式级数解的收敛性问题。

On 36 forms of the acoustic wave equation in potential flows and inhomogeneous media

位势流动和非均匀介质中 声波 方程的36种形式

In this paper a complete classical and potential symmetry classification is obtained for a linear wave equation containing an arbitrary function .

先给出了含有一个任意函数的线性 波动 方程的古典和势对称的完全分类。

The study puts forward the precision difference solution to elastic wave equation using staggered mesh random even rank and formula for tilted contact surface 's refraction blind zones .

研究提出了弹性 波 方程交错网格任意偶数阶精度差分解法及倾斜界面地表折射盲区计算公式。

The initial boundary value problem of fourth order wave equation with dispersive and dissipative terms is studied .

研究具色散和耗散项的四阶 波动 方程的初边值问题。

In this paper we study the initial-boundary value problem for some nonlinear higher-order wave equation with nonlinear damping and source terms .

研究一类带非线性阻尼项和源项的高阶非线性 波动 方程的初边值问题。

Based on the wave equation this paper describes the underwater acoustic propagation by a wave guide model and computes the model .

通过求解 波动 方程建立了水声在波导中传播的模型并进行了仿真计算。

This is an attempt for the solving of stochastic wave equation .

这是求解随机 波动 方程的一种尝试。

The boundary conditions have the same expression with wave equation and can manipulate both internal points and boundary points with the same means .

该条件与 波动 方程具有相同的形式，可以用同样的方法来处理正演过程中的网格内部点和边界点。

So researching the exact controllability of wave equation is quite useful .

本文章研究了具有旋度控制的线性梁 方程的精确可控性。

The global fast dynamics for the generalized symmetric regularized long wave equation is considered .

考虑了对称正则 长波 方程的整体快变动力学。

Chebychev spectral elements approximation of the acoustic wave equation with first-order Clayton-Engquist-Majda absorbing boundary conditions was derived .

推导并实现了带吸收边界条件的二维 波动 方程的切比雪夫谱元解法。

Blow up and Existence to a Wave Equation with Source Damping and Viscoelastic Terms

具有源项、阻尼项和粘弹性项 波动 方程 解的爆破性和全局存在性

Special solution of second harmonic wave equation in nonlinear acoustics and applications to boundary-value problem

非线性声学 谐波 方程的特解及其在边值问题中的应用

High-Order Elastic Wave Equation Forward Modeling and Reverse-Time Migration

高阶弹性 波波 动 方程正演模拟及逆时偏移成像研究

The substructure method was introduced to set up mathematical model of finite periodic composite structure to solve its wave equation and to derive its time-average power flows .

采用子结构法，建立了有限周期复合结构的数学模型，求出了数学模型的 波动 解，并推导出模型的时间平均功率流。

Based on the wave equation in unsaturated soil the dynamic response of a pile under transient torsional loading was theoretically investigated .

基于 己 建立的非饱和土中的 波动 方程，研究了瞬间扭转荷载作用下桩的动力响应问题。

In this paper we prove the strong asymptotic stability of global solution to the initial boundary problem for nonlinear degenerate wave equation by means of the method in M.

的方法证明了一类非线性退化 波 方程初边值问题整体解的强渐近稳定性。

The conventional implicit finite-difference algorithm by two-way splitting causes severe numerical anisotropy when applied to one-way wave equation migration .

采用传统的双向分裂算法隐式差分求解单程 波 方程会导致严重的数值各向异性问题，而目前的四向分解格式只适用于正方形网格。

The time-domain response model of flaw long screw drill and pour pile was established based on the damped wave equation of pile-soil interaction system .

从桩-土系统共同作用的 波动阻尼 方程入手，建立了成层土中缺陷长螺旋钻孔灌注桩的时域响应模型。