查询词典 wave theory

Through the data provided by regular wave model experiment, a dynamicanalysis model and the corresponding numerical analysis method are checked andproved to be reliable which will provide theory instruction to dynamic design methodof breakwaters.

通过实验室提供的规则波模型实验数据对论文中使用的动力分析模型和数值模拟方法进行验证，证明了动力模型及相关理论的可靠性，为实际工程的初步设计提供了理论基础。

The purpose of this paper is to extract the coupling matrix of generalized chebyshev filter, model the four-port rectangular junctions, multiple-stepped rectangular waveguide bend and T-septum rectangular waveguide junction by full-wave methods and design generalized chebyshev filters and diplexers. The main works are as follows: 1. Systematically research on the theory of generalized chebyshev filters The generalized chebyshev filters are based on the all-coupled model.

本文主要目的是研究广义切比雪夫滤波器拓扑结构、物理结构上可实现的耦合矩阵提取及其特性分析和基于模式匹配法全波建模四口矩形结、多阶梯矩形波导弯头、T—scptum矩形波导接头，最后，设计了一系列高性能的滤波器和双工器。

The first passage failure theory is applied in studying the stability of a ship under stochastic wave excitations.

利用首次穿越失效理论研究了在随机波浪激励下的船舶稳性。

It introduces the theory of electromagnetic wave propagating within the ionosphere and geomagnetism, then expounds the correcting methods of the ionospheric delay error and the ionospheric model in common use and their efficiency.

总结了现有电离层延迟误差的改正方法、常用的电离层模型以及各种方法对电离层延迟误差改正的有效性。

Based on the wavelet transformation and the theory of modal acoustic emission,the dispersion of guided wave propagated in thin plate was investigated by acoustic emission experiment.

基于小波变换和模态声发射理论，通过模态声发射试验的方法确定了管道中导波传播的频散特性。

The wave propagation and refraction of type "O" irregularities in the counter-electrojet conditions is investigated with a model electrojet in terms of the linear theory of the electrojet instability.

本文分析了反向赤道电射流条件下的不均匀性的对流放大特性。根据电射流不稳定性的线性理论，对一个分层均匀的电射流的模式的数值计算表明：在反向电射流条件下，电射流不均匀性有如下的特性：在波的传播过程中，在上电射流区内，波矢向下旋转，在下电射流区内，波矢向上旋转；在驱动电场E_D数值相同的情况下，反向电射流条件下的射线路径积分增长率r比正常电射流情况的要小得多。

If light was treated as being in a side to side action or 'transverse motion' then birefringence could be attributed to a light wave rather than the particle or corpuscular theory of Newton.

如果光被视作一个方方的行动或'横议案'然后双折射可归因一个光波粒子或红细胞而非牛顿理论。

Use cont rol theory of PID to carry out the cont rol of fin stabilizer , and simulate the slope angle of ocean wave and angle of roll by Matlab software.

用 PID 控制方法实现减摇鳍的控制，并用 Matlab软件对海浪的波倾角和船舶的横摇角进行仿真。

By means of relevant methods and theorems in the qualitative theory of differential equations, traveling wave solution of a compound Burgers-Korteweg-de Vries equation is studied.

利用微分方程定性理论的相关方法和定理，对一类复合Burgers-Korteweg-de Vries方程进行研究，获得了方程行波解的存在性和唯一性，并给出了方程行波解的表达式，与此同时，研究了行波解的动力学行为和它们不同解的分岔。

Plasma ; dielectric Cherenkov maser ; linear theory ; dispersion relation ; frequencyshift ; the wave growth rate

等离子体；介质切伦可夫脉塞；线性理论；色散关系；频偏；波增长率

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。