等离子体

Structure and Operating Principle of Electrodeless Lamp The HFED comsists of bulb, power coupler and high-frequency generator.

结构及原理高频等离子体放电无极灯由灯泡、功率耦合器和高频发生器三部分组成。

A measuring system is developed for diagnostics of the electron energy distribution function in an electrodeless low pressure rf discharge by using the probe-current modulation method.

应用探针电流调制法设计的三探针用于诊断无内电极放电的射频低压等离子体中的电子能量分布函数。

Using the extended relativistic multi-configuration Dirac-Fock theory and the general-purpose relativistic atomic structure program 2(GRASP2) with quantum electrodynamical effect and breit correction, we have calculated the energy level structures, transition wavelengths, transition probabilities, oscillator strengths, energy level lifetimes, level widths and ionic average lifetimes of As-like Au~(46+), Ge-like Au~(47+) and Fe-like Au~(53+).

根据扩展的全相对论多组态Dirac-Foek理论，采用"多功能相对论原子结构程序GRASP~2(General-Purpose Relativistic Atomic Structure Program 2，1992)"，考虑量子电动力学效应和Breit修正，计算了激光金等离子体中类砷金Au~(46+)，类锗金Au~(47+)和类铁金Au~(53+)的能级结构、跃迁波长、跃迁几率、振子强度、能级寿命、能级宽度和离子平均寿命。

Plasma electrolytic deposition is a new technology in surface engineering.

等离子体电解沉积是一门新兴的材料表面处理技术。

The results are of significance for the generation of electromagnetic radiation from density gradient-driven plasma.

研究结果对密度梯度所驱动的等离子体波产生电磁辐射的研究具有重要意义。

Examples are charged particle beams , an electron cloud in a Penning trap , and positron plasmas.

例子是带电粒子光束，一个电子云在潘宁陷阱，和正电子等离子体。

Based on the obtained the temperature, the electron density of the cloud lightning channel by combined with the method of the spectra diagnose and Saha equation.

论文摘要：用无狭缝光栅摄谱仪在西藏地区获得了云闪放电通道的光谱，在已经获得云闪放电通道温度的基础上，利用光谱诊断方法结合Saha方程得到了云闪放电通道的电子密度；将空气等离子体的输运理论应用于闪电放电通道特性的研究，首次计算了三次云闪放电通道的电导率、电子的热导率和热扩散系数。

In the paper,the interaction of an intense relativistic electron beam with the background gas in the high power microwave diode is studied.

利用数值计算与粒子模拟两种方法，结合实际的实验数据，对高功率微波二极管中相对论电子束与背景气体相互作用碰撞产生的等离子体密度进行了研究。

Electron gun ; plasma ; cathode ; experimental study ; electron beam

电子枪；等离子体；阴极；实验研究；电子束

To design electron guns with plane cathode according to high current electron optics theory.

根据强流电子光学理论，在填充等离子体条件下，设计平面阴极电子枪。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。