介电系数

The angular distribution of the transmission coefficient of HH polarization are obtained by numerical implementation, the influence of the permittivity and the mean layer thickness of intermediate medium, friction velocity and the frequency of the incident wave on the transmission coefficient is discussed.

通过数值计算得到了HH极化透射系数随散射角的变化曲线，讨论了中间介质介电常数和厚度、摩擦风速和入射波频率对透射系数的影响，得到改进的一维分形分层海面透射系数的基本特征、分区特征和随频率变化的特征，结果表明透射系数近似具有"量子化"特征。

The angular distribution of the bistaticscattering coefficient of HH polarization were obtained by numerical implementation. Influences of the permittivity and the mean layer thickness of intermediate medium, friction velocity and the frequency of the incident wave on the bistatic scattering coefficient were discussed. The basic characteristics, the zonal characteristics and the characteristics with varying of frequency of the scattering coefficient from stratified sea surface were obtained. The numerical results show that the scattering coefficient has approximate "quantization" characteristics.

通过数值计算得到了HH 极化双站散射系数随散射角的变化曲线，讨论了中间介质介电常数和厚度、摩擦风速和入射波频率对双站散射系数的影响，得到改进的一维分形分层海面散射系数的基本特征、分区特征和随频率变化的特征，结果表明散射系数近似具有"量子化"特征。

The angular distribution of the scattering coefficient of the HH polarization is obtained by numerical implementation, the influence of the fractal dimension, the special fundamental frequency, the scale interval, the permittivity of substrate medium, the permittivity and the mean layer thickness of intermediate medium, the root mean square of rough surface, and the frequency of the incident wave on the bistaticscattering coefficient is discussed.

通过数值计算得到了HH极化下双站散射系数随散射角的变化曲线，讨论了分维、空间基频、标度区间、底层介质介电常数、中间介质介电常数和厚度、粗糙面高度起伏均方根及入射波频率对双站散射系数的影响，得到了平面波入射一维带限Weierstrass分形分层介质粗糙面散射系数的分形特征、基本特征、分区特征和随频率变化的特征。

The theory about dielectric bolometer mode of BST was introduced, and the equation about pyroelectric coefficient of BST under dielectric bolometer mode was deduced, according to which computer-aided system for measuring BST ceramics'pyroelectric coefficient was manufacture.

本文介绍了关于BST介电探测模式的相关理论，在此基础上得出介电热辐射模式下的热释电系数公式，并依此原理，研制了测量BST热释电系数的计算机测试系统。

It was discovered that with increasing the doping level of Mn, pyroelectric coefficient, dielectric constant and dielectric loss decreased.

实验中发现，Mn掺杂后材料的热释电系数会有一定程度的降低，同时材料的介电常数和介电损耗也会有所降低。

It may decide scope of dielectric constant and microwave loss in a certain extent.

其中相结构影响最为显著，它在很大程度上决定了介电常数、温度系数的范围和介电损耗的数量级。

It was shown that 1%Eu-PZT films have the highest Rayleigh constant, which indicates the minimal interaction of defect-domain walls and high contributions to dielectric and polarization. The high mobility of domain walls, combined with the obvious improved crystallization of 1%Eu-PZT results in the increase of dielectric constant and remanent polarization.

结果表明，1％Eu-PZT薄膜的瑞利系数最大，缺陷与畴壁之间的相互作用最小，畴壁运动对介电常数和极化强度的贡献最大，加之薄膜明显改善的结晶特性，使1％Eu-PZT呈现较高的介电常数和剩余极化强度。

Since the discovery of significant electrostrictive deformation of PU, the measurement of electrostriction and the basic principles about it were reported recently.

自从发现聚氨酯较大电致伸缩形变后，近年来出现了很多对电致伸缩的基础原理及其测量方法的报道，但是对于聚氨酯弹性体结构以及掺杂高介电常数无机物与电致伸缩系数关系的研究较少。

Therefore, it becomes important to develop a simple and fast method to quantitatively characterize charge traps in high-k dielectrics.

所以，发展一套简单、快速且适用於高介电系数氧化层结构的方法去分析电荷捕捉的特性显得相当重要。

This thesis presents a small-size and low-insertion-loss balanced diplexer module by using LTCC technique. This module comprises two diplexers, five bandpass filters, a lowpass filter, and two baluns.

在本论文中，利用高介电系数(33)及低损耗性的低温共烧陶瓷材料，设计小尺寸及低损耗的平衡式频率双工器模组。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。