原电子

计算高能原电子对金属射程的常数的新方法

A new computing method of constant of high energy primary electron

推导出高能原电子斜入射时的金属的有效真二次电子发射系数的表达式，它与入射角的余弦近似成反比。

This paper derived the formulation for the real efficient emission coefficient of secondary electron under the condition that high energy primary electron incident on metal obliquely .

它是由原电子扫描测压系统PSI780B的传感器模块及其校正单元、与多通道高速A／D板、PC486微机和新设计的测压点选通接口组成。

This system contains pressure scanner modules and a pressure calibration unit of an original electronically scanning pressure measurement system ( PSI 780B ), a multi channel A / D converter , a personal minicomputer ( PC 486 ) and a new designed pressure multiplexer interface .

介绍了多级降压收集极模拟中对次级电子模拟的研究情况。分析了次级电子发射的特性，在模拟中将次级电子近似分为真实次级电子和反射的原电子分别处理。

The phenomenon of secondary electron emission has also been studied .

1953年，有一位50多岁名叫克里斯托弗.科克雷的原电子工程师

In1953 , a former electronics engineer in his fifties , Christopher Cockerell

计算较高能原电子对金属射程的能量幂次的新方法

A New Method for Computing Energy Power of Higher Energy Range Primary Electrons in Metal

金属的有效真二次电子发射系数与高能原电子入射角的关系

Relation Between the Incident Angle of High Energy Primary Electron of Metal and the Real Efficient Emission Coefficient of Secondary Electron

本论文在原电子时间引信技术的理论基础上，提出了新的设计理念，使得电子时间引信技术向通用性、高可靠性等方面向前迈进了一步。

The paper introduced a new design thought based on the theory of electronic time fuze and thus making progress of the technique of electronic time fuze on current and high reliability .

对原电子恒功试验台进行改造，使之既可对单组件进行检测、调试，也可以完全模拟机车要求，进行全方位动态测试。

The original electronic constant power test stand was rebuilt to be able to not only detect and debug individual component , but also test comprehensively and dynamically with fully simulated locomotive requirements .

电子载货证券的每笔转让交易必须由原持有人电子签章，之后并由运送人电子签章。

A transaction of electronic bills of lading must be fulfilled by the electronic signature of the original holder and then electronically singed by the carrier .

糖基原酸酯的电子轰击质谱研究

The studies of Electron Impact Mass Spectra of Some Sugar Orthoesters

他不是第一个将原声吉他电子化的人吗？

Wasn 't he the first to electrify acoustic guitars ? Uh ...

7555和外接原器件在电子脉动器控制电路中的应用

The Application of 7555 and External-connected Components in the Control Circuit by Electronic Pulsators

试验表明：该系统可使汽油机在各种稳定工况时的点火时间均为最佳值，与原无触点电子点火系统相比，油耗下降2%～7%，最大功率增加6%，最大扭矩提高2%。

The results from steady state engine bench test show that using the adaptive spark timing control system , the fuel consumption decreases by 2 % ~ 7 % , the largest power increases by 6 % and the biggest torsion increases by 2 % .