查询词典 cathode

On the research work of the relationship of different configurations of hot cathode and its thermal electron emission density, the area source which can emit uniform electrons is designed.

首先，围绕荧光屏发光亮度均匀性，在分析微光像增强器荧光屏的发光特性及性能参数测试技术的基础上，提出测试荧光屏发光亮度均匀性的方法。

The electrodes emitted from a hot cathode (3) and needed for irradiation are focused and then pulsed with waves at a given predefined frequency in an acceleration unit. The electrons are emitted at a given frequency from the irradiation device and directed towards the item (5) to be irradiated.

从用于照射目的而所需的白炽阴极（3）发出的电子在加速器装置中利用特定的可预先确定的频率的波聚焦并形成脉冲，并以特定的频率从电子发射装置发出，并被引导到要被照射的物品（5）上。

When electromigration is combined with thermomigration in flip chip solder joints, fast failure due to large void formation at the cathode and the hot end occurs.

所以我们不可以忽略热迁移的效用。

The residual gas pressure in an electron tube can be measured when the tube itself is operated as a hot cathode ionization gauge.Usually,its sensitivity K is determined by the method of gauge calibration.In this paper,author try to determine the sensitivity K by ca- lculation.The formulae for this purpose have be found out,and are used for both plate and cylindrical electrode systems.

把电子管接成热阴极电离计的工作形式，用来测量管内残气压强时，其灵敏度如何计算的问题在本文中作了讨论，给出了平板形电极系统和圆柱形电极系统的灵敏度解析式，对式中各量的计算作了详细介绍；并指出四极管中电子在电离区的平均渡越次数的表示式与三极管中的完全不同。

With its beautiful and vogue appearance, the instrument has such advantages as integration, continuously measuring standard samples, not contacting and damaging the samples in analyzing, no need of chemical reagent, Chinese character display on a large screen, cold cathode back light liquid crystal, human-computer dialogue operation, large data storage capacity and strong software function.

具有一体化、连续测量标准样法、分析时不接触不损坏样品、无需化学试剂、大屏幕中文显示、冷阴极背光液晶、人机对话方式操作、数据储存能力大、软件功能强等优点。

The results show that the electrochemical window is 3.40V, the crystal grain of new deposit aluminum is ideal, and the boundary of crystal grain is perfect. The main element is aluminum and trace element is oxygen on the surface of cathode.

研究结果表明：铝基离子液体Br-AlCl3的电化学窗口为3.40V；扫描电镜分析表明，阴极新生态的铝晶粒生长完整、晶界完善；X射线能谱分析阴极表面新生态铝的结果显示主元素为铝，微量元素为氧。

Infusibility anode arid cathode of platinum-plated is applied in electrolysis industry.

钛镀铂作为不溶性阳极、阴极，已广泛应用于电解工业。

The concentration and velocity distributions as well as the instantaneous drop of voltage and the cathode and anode electric current and their variations between exchange membrane are also investigated in fuel cell start-up and step-up process.

并探讨燃料电池启动与加速过程内之浓度场与速度场分布，以及在启动与加速之瞬间电压降与浓度、阴极与阳极之电流、与交换膜之间的影响。

A series of researches have been developed on cathode design, process control and machining gap control etc. Several results that are valuable to applications and instructively significant have been gained.PECM is a new technology that the pulse power, especially the high frequency and short pulse current power, is applied and the traditional direct current power is replaced instead.

脉冲电化学加工是用脉冲电源代替传统的直流电源，尤其是高频、窄脉冲电流的引入，使脉冲电化学加工中间隙过程的电化学特性、流场特性和阳极溶解特性等都得到了很大的改善，其加工精度、表面质量和加工效率都有了很大的提高。

ELECTRONIC FLIGHT INSTRUMENT SYSTEM, An airplane display system using cathode ray tubes to show navigational and autoflight information.

电子飞行仪表系统，飞机的一种阴极射线管或液晶显示系统。用来显示导航和自动飞行信息。

I hope that this success is just the first in a long series.

我希望这只是成功的开始。

Three dimensional stresses on the interface of tire and soil, tire deflection and soil sinkage are measured.

测试轮胎——沙土界面上的三向应力、轮胎变形和沙土沉陷；建立考虑剪切应力对沙土承载特性产生影响的车轮牵引性能预测模型；分析车轮作用下土壤的纵向稳定性。