查询词典 polarized wave

In the process of reflecting, scattering and transmitting electromagnetic wave, earth targets can represent polarized characteristics, which relate to their nature.

在反射、散射和透射电磁辐射的过程中，地表或大气中的目标地物将产生与它们自身性质有关的偏振特性。

In theprocess of reflecting, scattering and transmitting electromagnetic wave, earth targets canrepresent polarized characteristics, which relate to their nature.

在反射、散射和透射电磁辐射的过程中，地表或大气中的目标地物将产生与它们自身性质有关的偏振特性。

The results indicate any elliptically polarized light can be compensated to become lineally polarized light throught λ/4 waveplate as long as the fast-axis of λ/4 wave-plate and the long-axis of elliptically polarized light are in the same orientation,but partially polarized light cann t.

结果表明，只要λ/4波片的快轴与椭圆偏振光的长轴方位一致，则任何椭圆偏振光经过λ/4波片后均可以补偿为线偏振光，而部分偏振光经过λ/4波片后仍为部分偏振光。

A FDTD program was written and the electromagnetic fields for various polarized incident beams are calculated and the polarization states of the diffractive waves are extracted. The relation between the polarization state of the diffraction wave and the grating balzed angle and polarization angle for the linearly polarized incident wave is analyzed; In the spectral range of 1530 ~ 1570nm, the polarization dispersion is studied for the linearly and circularly polarized incident beam.

用时域有限差分程序计算出任意偏振方向线偏光经过闪耀光栅衍射后的电磁场分布，提取衍射波的S偏振和P偏振分量，分析它们与光栅闪耀角和入射光波偏振角的关系；分析在1530 -1570nm光谱范围内，入射光波为线偏振波和园偏振波时，衍射光波的偏振色散特性与光栅闪耀角的关系。

All above laid a foundation for the research of polarimetric information processing and application. Then, target optimum polarization and polarimetric synthesis technique were studied. By constraining polarimetric states of transmitting and receiving antennas, co-polarized and cross-polarized signatures were obtained. Because the received wave was partially polarized, completely polarized, completely unpolarized, and total available power signatures were defined based on the power of the return wave.

接着，论文深入研究了目标最佳极化和极化合成技术，通过约束收发天线的极化状态可以得到共极化特征图和交叉极化特征图，由于雷达接收的电磁波通常是部分极化的，根据接收波的平均功率密度可以得到未极化特征图、完全极化特征图和匹配极化特征图，在极化特征图空间中搜索可以很容易地获得目标的最佳极化，这些目标最佳极化可以作为极化目标识别和分类的极化特征。

Based on the nonlinear dispersion relation of electromagnetic wave in relativistic plasma, the nonlinear controlling equation for linearly polarized mode is obtained using Karpman's method. The modulation instability of intense laser pulse propagating through relativistic plasma is analyzed and the modulation instability growth rate as a function of perturbation wave number for laser beam propagating through relativistic plasma is given.

从相对论等离体中电磁波的非线性色散方程出发，利用Karpman方法获得了线性偏振波模所满足的非线性控制方程，在非线性色散方程和非线性控制方程的基础上对线性偏振激光在相对论等离体中传播的调制不稳定性进行分析，给出了调制不稳定的时间增长率与扰动态波数之间的函数关系。

The co-polarized and cross-polarized backscattering coefficients and polarizability of a layer of non-uniformly oriented metamaterial spheroids under illumination of an elliptic polarized plane wave are numerically simulated.

计算了任一椭圆极化入射下一层非均匀取向的随机分布异向材料粒子的同极化和交叉极化后向散射系数，以及随机粒子产生散射场去极化的极化度。

For the first situation, the horizontally polarized SH wave and the classical Lamb wave uncouple, which will simplify greatly the Lamb wave motion.

对第一种情况，水平偏振的SH波与经典Lamb波解耦，这将极大地简化Lamb波运动。

The microstrip antennas has the volume small, the weight light, the structure stable, the section plane low, the feed way nimble, the cost low, is easy and the flight vehicle line, is altogether easy to produce the plan polarized wave and and so on the merit.

微带天线具有体积小、重量轻、结构稳定、剖面低、馈电方式灵活、成本低、易与飞行器共行、易产生线极化波和圆极化波等优点。

Previous literature has shown that when p-polarized wave impinging upon a corrugated metal thin film with a single slit, sharp peaks present on the transmission spectra at wavelengths much larger than the slit width.

先前曾有文献指出当p-极化的光波入射於一个具有单狭缝的属薄膜，并且在属表面制造凹槽阵，在透射的频谱上将会出现剧的峰值。

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。