波函数

The coupling of linear antennas parallel to the minor axis in a elliptic waveguide are discussed by means of dyadic Green s function and reaction principle.

采用并矢格林函数和反应原理，讨论了椭圆波导中平行于短轴的线天线的互耦合。

Numerical migration for typical models show that, in contrast to ray method, prestack wave motion migration can correctly image inhomogeneous media, and suppress multiple reflection wave effectively.

典型的介质模型数值分析表明，与射线方法相比，接收函数的波动方程叠前偏移能对横向非均匀介质准确成像，不仅有较高的分辨率，而且对多次波有较明显的压制作用。

The Neumann boundary value prob-lem is firstly reduced into the equivalent natural boundary integral equation withthe kernel possessing 2nd-order singularity,and then the corresponding variationalproblem on the boundary is obtained.By applying Quak trigonometric wavelet basisBjsee(1.2.3as boundary elements and the method of expanding kernel functionto its Galerkin discretization,we obtain simple computational formulae of the en-tries in the stiffness matrix.

首先，我们将Neumann边值问题归化为等价的带有2阶强奇性核的自然边界积分方程，然后化为边界上相应的变分形式，以Hermite插值Quak三角小波基Bj见(1.2.3作为边界元并利用积分核函数展开法将其离散，得到了十分简单的刚度矩阵系数的计算公式，而且刚度矩阵具有十分简单的形式，它是分块循环对角阵。

Thirdly, phase retrieval by use of Gerchberg-Saxton algorithm based algorithm and phase retrieval by use of a Green's function under Neumann boundary conditions is applied to DGWFS.

第三章分别对基于Gesrchberg-Saxton法的迭代法和Neumann边界条件的Green函数法的波前恢复进行了计算机模拟，并给出了具体程序框图。

The numerical simulation of the detection signal was implemented with the theory of diffraction optics, and the numerical simulation of the wavefront reconstruction was realized with Green function algorithm under Neumann boundary conditions.

根据衍射光学理论，对其探测信号进行数值模拟，并利用Neumann边界条件的Green函数法对其波前重构进行数值模拟。

The comparison between numerical results and known wavefield function values shows that the method put forward in this paper is effective and useful.

通过对数值计算结果与已知波场函数对比，证明了该方法的有效性和实用性。

For some clutter backgrounds and target models, their statistics functions are simulated, and their Receiver Operating Characteristic curves are given.

文中仿真了多种杂波背景和目标模型的统计函数，并计算了这些模型条件下的接收机工作特性曲线。

On the basis of the fundamental theory of information optics, the Fourier transform and an iterative approach are used to calculate and analyze the point image of an optical imaging system the Point Spread Function (PSF of light intensity, to retrieve the phase of imaging system and then to obtain the wave font of the optical system.

基于信息光学基础理论，采用傅里叶变换和迭代算法计算分析了光学成像系统的星点图像（光强点扩散函数，PSF），实现了对光学成像系统位相的复原，获得了波像差信息。

Optimal control of electrohydraulic position servo system is designed by using optimal control theories and Riccati equation.

应用最优控制理论和黎卡提方程对电液位置伺服系统进行最优控制的设计，得出最优控制系统的闭环传递函数，并结合算例，绘制出该系统的波德图，算例表明了该方法的有效性和工程实用性。

Nonseparable biorthogonal wavelets based on Checkerboard lattice is studied, and the upper bounds of approximation order and smoothness order of the corresponding scaling function are also proved.

研究了一类基于Checkerboard格点的不可分双正交小波，并证明了其尺度函数逼近阶与光滑性的上界。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。