查询词典 optics

The moment method and physical optics are employed to compute the scattering field of slots and metal plate respectively.

缝隙和金属平板的散射分别采用矩量法和物理光学法得到。

The EM scattering and diffraction field of each element is computed by using physical optics and physical diffraction theory.

利用物理光学法和物理绕射理论计算目标每一单元的散射场和绕射场。

Then, the RCS of electrically large stealth targets are calculated by the physical optics method.

然后，采用物理光学法计算了电大尺寸隐身目标的RCS。

The plane wave spectrum and physical optics are combined to analyze the EM wave propagation in arbitrary cavity.

利用电磁波的平面波谱展开特性，结合物理光学分析了电磁波在腔体内的传播。

According to the physical optics theory, the light will reflect and refract at the interface of the different medium.

根据物理光学原理，在不同介质界面处光线会发生反射和折射，从而得到振动方向相互垂直的s偏振光和p偏振光。

Moreover, it is invented using familiarity with the point spread function and the line spread function created in physical optics.

除此之外，发明此函数之前也须要对物理光学中的点扩散函数和线扩散函数有深入的了解。

The physical optics method is used to analysis the electromagnetic scattering fromelectric-large size radome-enclosed antennas.

应用物理光学法对电大尺寸带罩天线的散射特性进行分析。

The time of calculation show a high parallel efficiency and the calculating speed is increased by about 10 times than iterative physical optics

计算所用时间显示了较高的并行效率。

Then, the radar cross section of a metallic target coated with chiral medium is calculated by the physical optics method.

然后，采用物理光学法计算了电大尺寸金属目标在涂敷手征媒质情况下的雷达散射截面。

The Physical Optics method and the Method of Equivalent Currents are discussed starting with the concept of RCS and the basic theory of electromagnetic scattering.

本文从雷达散射截面的概念及基本电磁散射理论入手，讨论了计算RCS的物理光学法和等效电磁流法。

I can not negligent, he should do what?

我不能不在意了，他要做什么呢？

It is very dangerous to swim in the river alone.

一个人到河里游泳是很危险的。