电磁波

In this paper, we demonstrate that, based upon boundary conditions and the uniqueness theorem of domain decomposition method for boundary problem of Helmholtz equation, Snell's law may also be derived without adopting phase-matching condition.

该文利用Helmholtz方程边界问题的边界条件和域分解理论，研究了静态面电荷对电磁波在介面传播的影响，理论上得到了一些有物理意义的结果，这对认识电磁波在介面的传播特性有一定参考价值。

The study discussed the representation of risk of Electromagnetic Wave in 2005-2006 print media, and taking approach of language-pragmatism to analysis the similarity and diverseness in different situations of news discourse.

中文摘要：本研究将电磁波风险作为研究对象，以语用论角度，搜集2005-2006 年平面新闻资料，对新闻中不同电磁波出现情境作区分，再进行相似与差异的论述分析。

With the electromagnetism theory and the characteristic of the well-drilling equipment,the paper brings forward the engineering technique of using drill stem as antenna in the telemeteing system of well-drilling.

此类系统大多是利用电磁波来传递信息的测试系统。发射电磁波的天线的形式和尺寸的选择，很大程度上决定了该系统的技术优势和整体成本。

The relationships of pulse distortion depending on frequency, pulse width, rain rate and path length are studied .The conditions of the broadening and compression for pulse wave are given. Based on the scattering characteristics of fog, the attenuations and reflectivities at millimeter wave are computed and analyzed for radiation and advection fog. The attenuation along earth-space deduced by radiation and advection fog is obtained and the results are compared.

其次基于单个雾滴的散射特性，对毫米波段电磁波通过平流雾和辐射雾时产生的衰减效应特性和反射率进行了分析和讨论，通过分析预测雾衰减系数的常用经验模型，预测了毫米波段电磁波通过平流雾和辐射雾地空路径传播时的衰减特性。

It is concluded that the key factor for improving hyperthermia effect is the reuse of the reflected electromagnetic wave.

由此得出提高电磁波热疗效果的关键是反射电磁波的再利用，并提出了相应的改进措施。

The power absorption of electromagnetic waves the in plasma layer and effects of collision rate between electron and neuter gas have been studied.

进一步，考虑了外加磁场对高频电磁波在等离子体层中的吸收的影响，发现外加磁场可以增强大气等离子体层对高频电磁波的吸收。

The impacts of antenna parameters, excitation frequency on the voltage were discussed in the theoretical part.

论述了电磁波通道式 MWD传输装置信道计算的等效传输线法，分析了天线参数、激励源频率等参数的变化对检测电压的影响规律，并通过计算探讨了影响电磁波传输质量的因素。

The present thesis aims mainly at studying power absorption of high frequency electromagnetic waves in partially ionized plasma layer in atmospheric conditions, with effects of negative ions in atmosphere, collision rate between electron and neuter gas, the external magnetic field, and nonlinear effects on power absorption of high frequency electromagnetic waves in partially ionized plasma layer under atmospheric conditions.

本文主要研究了高频电磁波在大气压等离子体层中传播和吸收的特性，着重考虑了大气中的负离子、电子与中性气体的碰撞频率、外加磁场、以及非线性现象对高频电磁波在大气压等离子体层中的传播的物理机制和吸收的影响。

The vibration can produce many kinds of mechanical waves which spread outside with the electromagnetic wave as the medium.

由于万有引力和万有旋转力的存在，太阳始终受到多个变力的作用，所以它将不停的进行着多个振动，变力的作用将使太阳周围存在着电磁波，并且产生巨大的能量，而多个振动会产生多种机械波，并且会以电磁波为媒介向外传播。

About problem of computer screen electromagnetic wave, although computer screen place is given off electromagnetic wave is very faint, but still have a few potential effects to oosperm.

关于电脑屏幕电磁波问题，虽然电脑屏幕所放出的电磁波很微弱，但是对于受精卵仍有一些潜在的影响。

But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊！不用提了。提到肉，真是糟透了。