space wave

The scheme is developed based on the hybrid domain ( wavenumber and space) wave equation based migration methods.

文中针对一类混合域（空间和波数）的波动方程偏移方法展开研究。

Space traveling wave tubes is widely used in the final stage power amplifier of various satellites, transponders, data transmission systems, radar and electronic countermeasure transmitters, etc. It can amplify the weak signals of communication, in order to enhance the communication quality and communication distance.

空间行波管广泛应用于各种卫星以及载人航天与探月工程的转发器、数据传输系统、雷达与电子对抗发射机等的末级功率放大器，能把微弱的通讯信号放大，以增强通讯质量，增加通讯距离。

By means of the relativistic space charge wave theory, the space charge wave equation is obtained when the relativistic electron beam guided by a axial magnetic field is moving along the inner surface of the plasma sheet.

利用相对论空间电荷波理论，导出了相对论电子注在轴向磁场引导下沿等离子体内表面传输时的空间电荷波方程；

Space Voltage Vector PWM Wave Harmonic Analysis and Control Scheme Comparison

空间电压矢量法PWM波的谐波分析及控制方案比较

Space charge wave revision to the electron beam bunching caused by radiation wave in klystron

在速调管中空间电荷波对辐射波引起的电子束群聚的修正

The role of the space charge wave is that it makes bunching reduce at small signal, but it makes bunching enhance at large signal.

并且分析了空间电荷波对电子束群聚的影响：在小信号时使群聚减小；在大信号时使群聚增强。

The numerical results show the two-stream instability of two electron beams can produce Cherenkov radiation through the interaction between the fast space charge wave and the slow space charge wave, and the frequency of radiation can be above the plasma frequency.

针对不同参数对色散方程进行数值计算，发现当两根电子注之间存在速度差时，通过快慢空间电荷波的相互作用，两电子注引起的双流不稳定性可以产生契伦柯夫辐射；

Using a relatively strict method, the formulas of the harmonic current of the modulated electron beam in the klystron and Cherenkov devices were derived in the relativistic regime, in which the effect of the space charge wave was taken into account.

在相对论情况下，导出了速调管（klystron）和契伦柯夫（Cherenkov）器件中考虑空间电荷波影响的被调制电子束的谐波电流公式；

On the Space Charge Wave of the Beam Without External Magnetic Field

无引导磁场电子注的空间电荷波

Directly perceivaibe images of four-and five dimentional space and wave particle duality are given.

给出四维空间、五维空间、波粒二象性的直观图景。

The leakage of microstrip line has two forms: the surface wave form and the space wave form, and the higher order modes on microstrip line mostly leak as space wave form.

微带线泄漏一般分为表面波形式和空间波形式两类，其中微带线高次模泄漏一般以空间波的形式发生。

Three Dimension Reconstruction of Wave Front and Pressure Field of Space Diffraction Sound Wave by Computerized Tomography

空间衍射声波波前与压力场的计算机层析三维重建

Antennas are a kind of converters ( or energy converters) between traveling wave and free space wave. They are the necessary components in the modern wireless systems.

天线是一种导行波与自由空间波之间的转换器件或换能器，它们是任何无线电系统必不可少的组件。

The PIC Simulation of the Space Charge Wave in Plasmas

空间电荷波传播特性的PIC粒子模拟

Space traveling wave tube ( TWT) is the core component of satellite transponder and spaceborne synthetic aperture radar transmitter, Therefore, it is knew as the "heart" of satellite communication systems.

空间行波管是星载转发器和星载合成孔径雷达发射机的核心部件，因此被誉为卫星通讯系统的心脏。

One new method for using directly the time space standing wave to form time traveling wave is firstly proposed based on analysis of wave equation in time grating.

基于此，作者在对时栅位移传感器的波动方程进行深入的分析的基础之上，提出了一种直接由时空驻波形成时间行波的新方法。

The Relativistic Space-Charge Wave Theory has been developed systematically, and has been first in the world used to establish the Linear Theory of Free Electron Laser. It reveals the physical essentials of the electron bunching process and the particle-wave interaction mechanisms in FEL.

发展了相对论空间电荷波理论，并首先把空间电荷波理论用于建立自由电子激光的线性理论，揭示出自由电子激光中电子群聚及电子与波互作用机理的物理本质。

Fans who worked in museums and stores and any kind of public space would wave their hands if I would decide to do a last-minute, spontaneous, free gig.

如果我临时决定搞一场即兴的演唱会，在博物馆、商店或者任何其它公共场所工作的歌迷就会向我们发出邀请。

And the fast space charge wave can be used for low-noise parametric amplifier design.

而快空间电荷波则可用于低噪声参量放大器的设计。

The Dispersion of Circled Hole in the Whole Elastic Space by SH Wave

弹性全空间圆形孔洞对P波的散射

This type of the solutions has only one independent space wave function, which satisfies a second order equation.

在这种解中，介子的B-S振幅中的独立的空间波函数只有一个，它们满足同一个二阶标量方程。

Estimation of DOA for Space Scattered Electromagnetic Wave

空间散射电磁波的波达方向估计

The theorem of relativistic kinetic energy has been derived, and the normalized model of relativistic space charge wave is derived as well.

导出了相对论电子注的动功率流定律，求得了相对论空间电荷波的正规模式。

Under the assumption that the electron beam is single-velocity and one-dimensional, the transmission equation of space charge wave set up in the conical electron beam is derived and the process of noise impedance transformation is obtained.

在单速、一维假定下，推导了球形收敛电子注上的空间电荷波传播方程和噪声阻抗的变换过程。

Study on Simulation Analysis of properties of depressed collector for space traveling wave tube

空间行波管降压收集器性能的模拟分析研究

Space Standing Wave Method for Real Figure of Transmission Efficiency in Radome Wall Testing

天线罩平板测试中求解透过真值的空间驻波法

Ultimate principle of Radio Frequency Identification is utilized coupling or transmittance space electromagnetic wave to communicate, to automate recognized identification object, obtains its related information. RFID has an advantage in technology.

射频识别技术（简称RFID）的基本原理是利用空间电磁波的耦合或传播进行通信，以达到自动识别被标识对象，获取标识对象相关信息的目的。

A small signal theory& space charge wave physics relevant to modulation properties of intense relativistic electron beams in klystron amplifiers is described in this paper.

介绍了在长脉冲强流相对论速调管（RKA）研究中强流相对论空心电子束（IREBs）的一种小信号群聚理&空间电荷波理论。

We need to install a space wave transmission set-up here.

我们需要在这里安装一台天波发射装置。

The space charge wave equations for relativistic electron beam have been derived, the relativistic kinetic voltage is defined and the physical explanation is described.

导出了空间电荷波方程，定义了相对论动电压，并探讨了它的物理含义；