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- scalar acoustic wave equation 标量声波波动方程
- This thesis bases on the acoustic wave equation, uses the wavefield extrapolation operator in frequency-wavenumber domain to analyze the migration velocity error. 声学波动方程描述了声波动现象的物理本质，本文基于声学波动方程，借助于频率波数域的波场延拓算子来开展偏移速度误差的分析。
- By using reflection free acoustic wave equation and finite difference numerical solution, zero offset time section may be produced to avoid interbed multiples. 本方法不但允许速度有纵向变化,而且允许速度有横向变化,这使得模拟复杂地质构造的地震响应成为可能。
- The formulas of PML for two-dimensional acoustic wave equation were given.Several satisfactory numerical modeling results of surface seismic and crosswell seismic were shown. 首先给出了二维声波方程完全匹配层的公式，然后通过地面地震模型和井间地震模型数值算例与常规吸收边界条件进行了比较。
- Spacial derivation using Hartley Transform in simulating 2D interborehole acoustic wave equation needs less internal storage but causes one time faster computation than Fast Fourier Transform. 在二维跨井声波波动方程正演模拟中;采用哈特莱变?Q(Hartley Transform)求取空间导数;具有占用内存比FFT少.
- acoustic wave equation in time domain 时间域声波方程
- The acoustical wave equation is presented a serial spatial and time iterative equations and room acoustics field is simulated using finite difference time domain method. 时域有限差分法将声波基本方程表示为一个时间和空间的迭代方程组，实现对室内声场中低频段的模拟计算。
- Study of Solving wave Equation of Surface Acoustic waves with Gyroscopic Effect 含陀螺效应的声表面波波动方程的求解
- The Solving of Acoustic Wave Equation in Two Dimensional Complicated Medium with Ray Tracing Technique 二维复杂介质声波波场的射线解
- Keywords forward modeling;positioning principle;common-shot seismogram;acoustic wave equation;lateral stacking;vertical stacking; 正演模拟;定位原理;共炮记录;声波方程;横向叠加;纵向叠加;
- The standard parabolic equation method was obtained by the decompocition of the scalar wave equation and the expansion of the pseudo-differential operator. 通过对传统波动方程的分解和伪微分算子的近似展开，获得了标准抛物线方程。
- The electrical field or magnetic field and dielectric constant were expanded in the form of Fourier series which were substituted into the scalar wave equation. 将电场(或磁场)和介电常数以傅里叶级数展开并代入标量波动方程,获得了横电/磁波入射时一维电磁晶体的本征方程,求解得带隙结构。
- The FEM equation of acoustic wave is used to calculate the air-current natural frequency and pressure pulsation in the pipeline. 利用有限元法求解声学波动方程，建立了管内气流的有限元运动方程，计算出管内气柱的固有频率和气流压力脉动。
- 3-D acoustic wave equation 3-D声波波动方程
- A pulse acoustic wave and its relationship with OAO flurescence are recorded. 记录了CO_2脉冲激光激发BCl_3分子时形成的脉冲声波,及其与OAO荧光的对应关系。
- Using the weakly compressible fluid model and scalar wave equation,a numerical study was carried out for the gas thermal effects on laser propagating in a closed tube full-filled with air. 仿真结果与实验结果的对比表明,弱可压缩流计算模型能更精确地反映非自由边界热对流对气体密度分布的影响,进而反映流场对光束的影响。
- J.F. Rosenbaum, “Bulk Acoustic Wave Theory and Devices,” Artech House, 1988. 钟曜光,“压电式微超音波感测器,”国立台湾大学机械工程研究所,民国90年。
- The EIM was introduced at first.By solving the scalar wave equation within cladding of TIR-PCF, the fundamental space-filling mode and the effective index of the cladding were calculated. 深入研究了有效折射率模型的构造，通过求解标量波动方程得到了光子晶体光纤包层基空间填充模，得出光子晶体光纤的包层有效折射率；
- Influence of Acoustic Wave Attenuation on the Properties of Fiber AOTF[J]. 引用该论文 厉群;刘小明;李佟;金韬;周炳琨.
- Express the factors resulting in the attenuation of acoustic waves. 叙述引起音波衰减的因素。
