查询词典 electron beam

As aconsequence, the overall physical parameters of the CSR electroncooling system are given. Also, the key device------the electron gunare designed, and the adiabatic expansion scheme are proposed.Additionally, resolution limits of the cooled heavy ion beam in thestatic operation condition and an internaltarget experiment are analysized quantitatively. Furthermore, the beamloss and the lifetime are studied systematically. As a result, therequirement on the CSR vacuum conditions and the allowablethickness of the internal target are determined.

完成了CSR电子冷却装置的总体物理参数和关键部件-------电子枪的设计，并提出了在CSR上采用绝热展开技术；完成了重离子冷却储存环上束流储存寿命的系统研究，从而提出了CSR应具备的真空条件和允许的内靶厚度，并由此得到了CSR准连续束模式下的内靶实验亮度；此外，对CSR重离子束的分辨率极限作了定量的分析。

Using bipartition model of electron transport proposed by applicants, combined with Fermi-Eyges theory, a new pencil beam model, hybrid electron pencil beam model, was proposed.

应用申请人提出和发展的电子输运两群理论并结合Fermi-Eyges理论，提出了一个新的笔束模型—电子混合笔束模型。

In electron storage rings, the interactions by beams with residual gas produce the bremsstrahlung which has not been sufficiently understood and is the main course of the loss of the beam.

由于加速器产生高能粒子，在实际应用中必须面临辐射防护方面的问题。加速器储存环直线节中残余气体产生的轫致辐射是同步辐射装置中光束线防护的重要课题之一。

The coherent electron micro-diffraction from a translation domain boundary perpendicular to the direction of the incident beam was studied. The qualitative and analytical descriptions are given to reveal the phenomena on the breakdown of center symmetry and an appearance of the forbidden diffraction spots.

对垂直电子束方向的畴界的特征，进行了实空间法的准动力学的理论推导，给出了对称性的定性描述，同时用动力学多层法程序对一些上下畴界进行了模拟；对出现的斑点不消光，中心对称的破损，镜面对称的破损等给出了定性的实空间法的动力学的理论的解析描述。

The output of electron acoustic signal in the ferroelectrics is calculated on the basis of their piezoelectric properties. The results show that the magnitude of electron acoustic signal not only related with beam currents, beam power and modulation frequency, but also with sample properties especially electric parameters such as dielectric constant and spontaneous polarization.

本文首次以典型的铁电BaTiO〓材料为试样，从其具有的压电性出发，推导了这类材料的电声信号理论表达式，结果表明电声信号的大小不仅与实验参数如入射电流、入射电子能量以及调制频率等有关。

Considering that generation and maintain of small radius, high power beam is restricted by the compression ratio of electron gun, the effect of magnetic field on electron trajectories in transition region was analyzed.

分析了过渡区中电子注调节的基本原理，设计了一种渐变式的过渡区结构，其注腰半径为0.8mm，周期均匀磁场峰值为0.29T，周期为4.5mm，压缩比为22。

In this dissertation, the differences between Heavy Wide Loom and ordinary loom in welt insertion, warp, abb, warp beam, heddle, speed and battening are pointed out. The development situation of Heavy Wide Loom is analyzed. The organization of Heavy Wide Loom and function of let-off system are discussed. The composition of let-off system is completely studied, which includes the detect system of warp tension, the control system of electron let-off and the drive system of beam.

本文首先指明重型宽幅织机与普通织机在引纬、经线和纬线、经轴、综片、转速、打纬等方面的区别，分析国内重型宽幅织机的发展现状，讨论了重型宽幅织机的构造和送经系统的功能，对送经系统的组成部分：经线张力感测系统、电子送经的控制系统、经轴的驱动系统进行分析与研究。

In the experiments,beam bugs were used to detect the beam currents and the beam positions,and the Cerenkov radiation generated by the electron beams interacting with a quartz plate was used to get the information of the beams.

在实验中，电子束流强度和电子柬心运动用电阻环进行测试，而电子束和石英玻璃的相互作用产生的契仑科夫辐射用来给出电子束包络和发射度信息。

The paper describes theory of beam noise reduction in adiabatically varying magnetic field, deduces the relation between magnetic field and noise , gives out fourth order Runge-Kutta formula of 2-order differential equation, simulates the effects of different magnetic field on electron motion, the results show good agreement with theory analysis,it confirms that adiabatically varying magnetic field near the cathode can reduce the beam noise.

文章描述了回旋波保护放大器电子束绝热降噪的机理，推导了噪声与磁场的关系和二阶微分方程的四阶精度龙格－库塔法求解电子运动方程的公式，编程计算了电子在不同磁场中的运动轨迹，模拟了不同磁场对电子运动的影响，模拟结果与理论分析相符合，证实了阴极表面附近的缓降磁场可以降低电子束的噪声。

However, SONY's FD Trinitron picture tube vertical gun rack plus three single-beam electron gun structure, and Mitsubishi uses a new type of vertical rack plus three shots three-beam electron gun structure, such a structure known as the Mitsubishi "Diamondtron" that is,"Diamondtron" I feel like some combination of old and new materials products.

也正是SONY对其特丽珑显像管一向的高端定位，因此属于叫好不叫座的典型，继2002年8月份停止17寸显像管生产线之后，最近也停止了向 DELL这个SONY最大的OEM客户供应19寸纯平特丽珑显像管，估计19寸显像管的生产线也会在不久后停产，实在令人扼腕痛惜。

The labia have now been sutured together almost completely.The drains and the Foley catheter come out at the top.

此刻阴唇已经几乎完全的缝在一起了，排除多余淤血体液的管子和Foley导管从顶端冒出来。

To get the business done, I suggest we split the difference in price.

为了做成这笔生意，我建议我们在价格上大家各让一半。