Holographic optical elements (HOE) can transform optical wave field.
全息光学元件能够完成光波场的转换。
A given seismic wave field can be described using different kinds of seismic wavelets.
对于一个确定的地震波场，可用不同类型的子波来描述。
Here we present a new VSP wave field separation method using two-trace recursive filtering.
本文提出一种用二道递归滤波分离vsp波场的新方法。
Numerical simulation is an important means of recognizing the character of wave field of earthquake.
数值模拟是了解地震波场特征的重要手段。
This paper includes two parts which are numerical simulation of wave field and analysis of wave elements.
本文包括波浪场的数值模拟和波浪要素的统计分析两部分。
Computations reveal the extremely complicated spectral structures of the wave field near a hurricane center.
计算显示出台风中心附近浪场的极端复杂的谱结构。
It records object wave field by interference theory, But it is different in recording media from holography.
记录过程也是利用干涉原理记录物光波，所不同的是记录介质。
However, wave field separation is one of the important steps for processing the multi-component seismic data.
波场分离是多波多分量地震资料处理的重要环节之一。
The key to all-dip wave field migration using finite-difference method lies in the continuation direction of wave field.
用有限差分法进行波场全倾角归位的关键在于波场的延拓方向。
The operator half length takes to 4-6 and each wave length takes 3 sampling, then the precise wave field can be obtained.
用该方法实现弹性波正演模拟只要算子半长度取到4—6，每波长取3个采样点即可获得精度很高的波场值。
The CRS-stacked zero-offset section can be corrected (redatumed) to a given planar level by kinematic wave field attributes.
在基准面重建时，利用CRS运动学波场参数可将CRS叠加剖面校正到一选定的水平面上。
Snapshot of wave field trial result says that this kind of absorptive boundary condition brings good absorption effect except.
波场快照试算结果表明，这种吸收边界条件吸收效果很好，而且形式简单，易于实现。
According to the characteristic of the wave field data, a simple algorithm is used to calculate the normal vector at the nodes.
文中针对表示波浪面的数据集的特性，采用了一种简单的节点法矢量算法。
This algorithm USES ray tracing to calculate traveltime, and DE - rives reflection amplitude from wave field interface equation.
该算法使用射线追踪计算传播时间，应用波场界面方程计算反射振幅。
Combing the wave field snapshot with the corresponding velocity section proves to be important in the observing of wave propagation.
将波场快照与速度剖面相结合，可以更好地观测到波的传播过程。
Finally the initial research works of scattered wave field characteristics based on numerical simulation by authors were introduced.
并介绍了作者关于地震散射波场特征数值模拟研究的初步成果。
Many correlative techniques are involved, including seismic viscoelasticity, seismic wave theory, finite-difference and wave field modeling.
文中涉及粘弹性力学理论、地震波传播理论、有限差分理论、波场正演模拟技术等相关知识。
Combining the method of FCT with staggered-grid properly can improve the accuracy of the wave field simulation and processing effectiveness.
交错网格高阶差分解法是地震波场模拟的一种有效方法。
Through total analysis of wave field, it illustrates that SWAN model can rationally reflect the wave field in coastal area of East Zhejiang.
通过综合分述模型计算的波浪场，说明swan模型能够合理地反映浙东沿海的波浪场。
The effect of the spatial inhomogeneity of TEM mode on the electron beam-TEM wave field interaction has been discussed with the dynamic thcory.
电磁波与电子注的互作用不仅与电子注的特性有关，也与波场的极化、空间特性紧密相关。
Clear wave field snapshots are obtained through the modeling in homogeneous ti media. The wave field characters accord with theoretical analysis.
均匀ti介质中的模拟获得了非常清晰的波场快照，其波场特征与理论分析能够准确吻合。
In this paper, seismic wave propagation in viscoelastic isotropic media is mainly addressed by the technology of wave field numerical simulation.
本文主要是通过波场数值正演模拟技术来研究粘弹性各向同性介质中地震波的传播问题。
Wave field continuation can remove much of the energy which propagates along the surface, such as direct waves, ground roll and some random noises.
把波场沿深度外推可以消除与地表有关的“噪音” ，如直达波、面波、声波及在表层传播的随机噪音。
These results quantitatively expound the effect of the nonlinear up-down asymmetry of wave profile on the statistical properties of the wave field.
所得结果定量地阐明了波剖面的非线性上下不对称性对波动场统计特征的影响。
Affected by higher Rayleigh wave modes in the surface wave field, the effective phase velocity obtained by spectral analysis of surface waves SASW.
由分层介质表面两不同点响应互谱分析(SASW)得到的有效相速度并不对应于面波基阶模态相速度，它与波场中高阶模态能量分配比例有关。
High density spatial sampling enhances wave field continuity and the accuracy of various mathematical transforms, which benefits wave field separation.
高密度采集使波场连续性增强，使得各种数学变换的精度提高，有利于不同波场的分离。
In this way, corresponding to every single viscoelastic random medium model, we can calculate and gained 6 different wave field characteristic quantities.
这样，对应每一个粘弹性随机介质模型，我们均可计算得到6个不同的波场特征量。
The wave-field continuations along up-going wavefront or down -going wavefront are the two methods we can take to ensure the all -dip migration of wave field.
沿上行波波前或下行波波前进行波场延拓是确保波场全倾角归位仅能采用的两种延拓方法。
The results obviously demonstrate wave diffraction in harbor on condition of boundary reflection. Distribution of wave field in harbor is relatively appropriate.
结果比较清楚地反映出在考虑边界反射条件下波浪绕射情况，港内波浪场的分布比较合理。
Snapshot of wave field trial result says that this kind of absorptive boundary condition brings good absorption effect except its simplicity and easy achievement.
波场快照试算结果表明，这种吸收边界条件吸收效果很好，而且形式简单，易于实现。
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