这种方法将一维不均匀介质用多层介质近似，并进一步用级联的传输线模型等效。

In this method, the non uniform media is approximated by multi layer dielectric media and modeled as a cascaded transmission line.

介绍了用于均匀介质电磁波多层吸波体设计的一种智能化CAD系统.

Intelligent CAD system of designing uniform multilayer med ia is introduced.

每当(凡是)波从均匀介质中的波源移出时, 它都呈现直线传播. .

Whenever a wave moves out from a source in uniform medium, it travels in straight lines.

对于掩埋在较低折射率的均匀介质中的距形截面芯子的波导曾作过数值计算。

Numerical calculations have been made for wave-guides with a core of rectangular cross-section embedded in a uniform surround of lower refractive index.

该文对一些复杂的非均匀介质问题给出了模拟测量成像的结果。

The imaging results of some complex inhomogeneous media problems are given in this paper.

非均匀介质力学的早期研究最先始于密度及力学性质随深度变化的弹性波问题。

The earliest research on mechanics of non-homogenous medium is about the elastic wave (the density and mechanical properties vary along the depth).

文章给出一种计算均匀介质、圆形封闭边界气藏中心一口井的平均地层压力的方法。

A method for calculating the average formation pressure from a well located in the center of a gas reservoir with homogenous media and circular sealed boundary is given out.

分散性和稳定性的速度应力方程法的条件还深入讨论了在速度，实验应力方程均匀介质也充分讨论。

Dispersion and stability condition of the method in velocity-stress equation are also thoroughly discussed Experiment in homogeneous medium in velocity-stress equation are also thoroughly discussed.

文中以剪切弹性模量和质量密度随深度呈抛物线变化的非均匀介质为例，给出其最低阶振型的频散曲线。

As an example an inhomogeneous medium is studied where the shear modulus and mass density are parabolic and the dispersion curve of the lowest order vibration type is given.

反演过程不需要提供初始模型，在首次迭代时使用一均匀介质地下模型作为初始模型，该模型的视电阻率偏导数值可以用解析法得到。

In the first iteration, a homogeneous earth model is used as the starting model. Its apparent resistivity partial derivative values can be calculated analytically.