A diffraction selectivity theoretical analysis method of volume gratings with wave front phase encoding is proposed.
论文给出了分析随机波前相位编码体光栅选择性衍射的一种方法。
Finally, the computation of wave reflection and diffraction in the Dalian Harbor indicates that the present method can be widely used for computing the wave field in harbors.
对大连港区内的波浪折射绕射进行了计算，表明本方法可以应用于实际港口的波浪场计算中。
Using the method of rigorous coupled-wave theory to compute the diffraction efficiency of a grating, the program for calculating diffraction efficiency for both te and TM polarization is made.
通过利用严格的耦合波理论计算光栅衍射效率的方法，分别编制出了计算te波和TM波的衍射效率程序。
The rigorous coupled-wave theory is used to analyze the characteristics of grating diffraction, and the results indicate that this method produces no phase distortion.
运用严格的光栅衍射耦合波理论分析光栅的衍射特性，发现该方案不会引入相位畸变。
The numerical method of coupled boundary integral equation and finite element has been used to compute the forces of wave diffraction and radiation on large two dimensional objects.
本文中采用边界积分方程和有限元耦合的数值方法，计算了二维波浪绕射和辐射问题。
This paper discussed a method analyzing the two-step rainbow hologram. Based on the diffraction theorem of light wave, the imaging formulas of object image and slit image were derived in detail.
本文讨论了一种分析二步法彩虹全息的方法，用光波衍射理论详细推导出物体象与狭缝象的成象公式。
This paper presents a method for calculating travel time of diffracted wave from velocity model and for making diffraction migration.
本文提出一种按速度模型计算绕射波射线旅行时和进行绕射归位的方法。
This paper presented a new method of generating synthetic, seismograms of wave theory in frequency domain and gave the diffraction equation in frequency domain, which is equivalent to Kirchhoff one.
本文提出一种新的方法，在频率域中制作波动理论的合成记录，给出了与克希霍夫绕射波方程等价的频率域中的绕射波方程。
In this paper, the plane and anti-plane problems of the diffraction of elastic waves by a cavity filled with another medium are discussed. The method calculation, of the wave field is given in detail.
本文讨论了填充介质腔为弹性波绕射的平面及反平面问题，详细地给出了波场的计算方法。
Based on the rigorous coupled wave electromagnetic fields analysis method, the blazed grating diffraction characteristic was researched.
介绍了严格的耦合波理论分析闪耀光栅衍射特性的方法。
On the basis of diffraction theory the wave loading on an SFT was solved by the source distribution method;
采用波浪绕射理论和源汇法对悬浮隧道所受波浪荷载进行了求解。
The authors show that using the half-wave strip method to deduce the bright and dark fringe conditions of Fraunhofer grating diffraction is simpler than the amplitude vector method.
本文用半波带法对夫琅禾费光栅衍射进行分析该方法和常用的振幅矢量法相比，分析衍射条纹的位置更要快捷，明了。
The hybrid method is used to calculate nonuniform currents and fringe diffraction wave of objects.
本文利用混合法计算了目标表面的非均匀电流和边缘绕射场。
An analytical method was developed to study the wave diffraction effects on V-type bottom-mounted breakwaters.
给出了V形贯底式防波堤对波浪绕射计算的解析方法。
Physical idea of the vector method is clear, stable and convergent. The diffraction problem of plane wave with polarization incident upon 2-d sub-wavelength metal gratings can be processed.
这种矢量模式方法物理概念清晰且稳定收敛，可以处理任意偏振态平面波入射到二维亚波长金属光栅中的衍射问题。
The diffraction wave field by the cylinder is estimated using this method. Forces and moments acting on the cylinder are estimated from the diffraction wave field.
然后应用前面所求得的船行波作为入射波，在时域内对圆柱周围的散射势进行求解。
The diffraction wave field by the cylinder is estimated using this method. Forces and moments acting on the cylinder are estimated from the diffraction wave field.
然后应用前面所求得的船行波作为入射波，在时域内对圆柱周围的散射势进行求解。
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