本文用线性化全球原始方程谱模式来研究地形强迫行星波的垂直传播过程及演变特征。
The vertical propagating process and evolutive characteristics of planetary waves forced by topography are investigated by a global linearized primitive equation model.
采用矢量场法，得到了在弱导条件下传导模式的特征方程和截止频率的近似计算公式。
The eigenvalue equation and approximate formula for cut-off frequencies of guided modes are obtained by vector-field-method.
导出了对称和斜对称模式下波传播的特征方程。
The secular equations for symmetric and skew symmetric wave mode propagation were derived.
分析了该模型下的传播特性，重点讨论了各类模式下的特征方程、截止的条件及波导的截止特性。
The propagation characteristics of this model is analyzed. Emphasis is placed on the characteristic equation of different models, the cutoff conditions and the cutoff properties of the waveguide.
运用电磁场理论详细分析了环状波导管内电磁场各分量方程、模式特征及其强度分布。
Equations of components, field properties and intensity distribution of the electromagnetic field of the annular waveguide are analyzed in detail with the theory of the electromagnetic field.
对瑞雷波频散方程的数值计算表明，层状介质中瑞雷波往往存在多种模式，多模频散曲线有什么特征。
The numerical computation of Rayleigh wave found there are many modes in dispersion curve in the bedding media.
对瑞雷波频散方程的数值计算表明，层状介质中瑞雷波往往存在多种模式，多模频散曲线有什么特征。
The numerical computation of Rayleigh wave found there are many modes in dispersion curve in the bedding media.
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