波动方程

Firstly, the optical structure of the measurement region of the dual beam laser Doppler velocimeter is derived exactly based upon the wave function of Gaussian beam.

首先从高斯光束的波动方程出发，推导出双光束激光多普勒测速仪相干区域的光学结构及随被测体一起运动的微粒所散射的光波函数。

Wave equation method is one of the fundamental techniques for seismic modeling and imaging.

波动方程方法是地震模拟和成像的基本方法之一。

In chapter 5, the traveling wave solutions of double sine-Gordon equation are investigated by qualitative analysis method.

第三章研究了一类非线性波动方程的奇异孤立波。

Then we study the basic theory and procedure of prediction subtraction method based on wave equation.

在此基础上，给出了反馈环波动方程预测减去法的方法原理。

Forward modeling methods based on wave equation have been widely applied in seismic data acquisition, processing, and interpretation.

基于波动方程的数值模型正演模拟方法已经被广泛应用于地震数据采集、处理和解释的各个方面。

128 Grid on the solution of 2-dimensional wave equation to simulate a wide range of water.

详细说明：在128*128的网格上求解2维波动方程来模拟大范围的水波。

Research on wave equation prestack depth migration is the core of the whole context.

波动方程叠前深度偏移是本文研究工作的主旨及核心。

The two different kinds of three wave system solutions of non-isoentropy wave equation are found.

得到了低温脉管中二种不同类型的三波系的非等熵波动方程解。

Wave equation prestack depth migration is one of the most advanced techniques in seismic data imaging processing.

波动方程叠前深度偏移在地震勘探成像处理方面起着不可替代的作用。

The filter method is based on the signal processing. The prediction method is based on the wave equation.

多次波衰减方法大体上可以分为两类：基于信号分析的滤波方法和基于波动方程的预测相减法。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。