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Therefore, Fourier analysis method is very effective to study the spatial-temporal structure of the tropical anomalous wind fields.

因此，傅立叶分析方法是研究热带异常风场时间序列时空结构的有效和有用的方法。

Using Fourier series expansion and Laplace transform,a global dynamic equilibrium equation in the spatial state-space form is obtained.

文中利用Fourier级数展开，Laplace变换，推导了变厚度圆锥壳状态空间形式的运动微分方程。

Secondly, it discusses the impacts of REI on the world economic spatial fram.

其次，探讨了区域经济一体化对世界经济空间结构的影响效应。

With a CCD camera and a frame grabber to capture the laser spot, the digital image is transferred to special software for further processing, the amount of the laser spot drift can be achieved. The amount of the drift in X direction, Y direction and in spatial angle can be obtained through geometrical optics.

它采用CCD摄像头和图像采集卡采集激光器输出光斑，通过专门软件对数字图像进行处理，得出光斑漂移的大小；另外，利用几何光学方法得到了激光光束在X方向、Y方向以及空间立体角上的漂移大小。

After studying abroad and home studies on housing price and price dynamics, this paper constructed an analytical frame to examine house price dynamics through autocorrelation and spatial correlation and explained the causing mechanism about it.

在梳理了国内外学者关于住房价格、住房价格波动相关研究的基础上，本文建立了通过自相关和空间相关两个维度考察城市住房价格波动的分析框架，解释住房价格波动的产生机制。

The spatial propagation properties of output annular laser beam from an unstable resonator are studied based on Fresnel diffraction integral.

本文从菲涅耳衍射积分公式出发研究了激光器非稳腔输出环状光束在空间的传输规律。

In this model, the Fresnel integral was performed in the spatial frequency domain, and the X-ray diffraction field was calculated by means of the fast Fourier transform.

该模型将Fresnel积分运算转换到空间频域，利用快速傅里叶变换计算衍射光场。

In the near term, the priority research areas are:（1）Method and model of ecological security assessment for ecological security pattern;（2）Land ecological security pattern of different ecological friable areas;(3) Spatial explicit model of land ecological security pattern;(4) Scenario simulation of regional land ecological pattern.

提出近期的研究重点主要包括：（1）面向生态安全格局设计的生态安全评价方法与模型；（2）不同类型生态脆弱地区的土地生态安全格局；（3）土地生态安全格局的空间显示模型；（4）区域土地生态安全格局情景模拟。

In part one (chapter 2-3), two new methods and systems of optical parallel logic operation are studied. Triple-in Double-out shadow-casting logic operation system is proposed and realized for the first time. Based on this, optical full adder and 3-bit decoder array logic have been obtained. It is the first time to use coding pattern and different reading-writing model to realize BSO-PROM optical parallel logic operation where the time-order operation is avoided, so that the computing speed of optical parallel logic gate which uses this kind of spatial light modulator is increased, and it is successfully used in optical symbolic substitution .

在第一部分，对两种新的并行光学布尔逻辑运算方法及系统进行了研究：首次提出并实现了三输入、双输出铸影光学逻辑运算系统及其由此得到的光学全加器，并提出一种以此为基础的3-比特译码器阵列逻辑，首次利用图形编码和不同的读写模式实现了无时序操作的BSO-PROM光并行逻辑运算，大大提高了这种空间光调制器用作光并行逻辑门的运算速度，使之成功地用于光学符号代换之中。

ArcGIS offers the powerful function of map algebra,performs the spatial analysis on raster datasets.

ArcGIS提供了功能强大的地图代数计算功能，可以有效地针对栅格数据进行空间分析。

The witness also told the jury at the Royal Courts of Justice in London that he saw a paparazzo fighting with a member of the public who was trying to stop him taking pictures in the minutes before the emergency services arrived.

他还告诉在伦敦皇家法庭的陪审团，在急救服务到来之前，他当时看见一个狗仔队正和一群阻止他拍照的人打架。

The entire N／C program on a tape is made up of an accumulation of these successive data blocks.

纸带上的整个数控程序由这些连续数据单元连接而成。