查询词典 electron-optical

Recent measurements on CO2-laser-assisted electron-atom collisions have shown large inconsistencies with the Kroll-Watson formula.We use Born approximation theory to carry out a detailed study of the problem.

最近的CO2激光辅助电子-原子碰撞的测量结果与K-W公式存在着非常大的差异，用玻恩近似理论对此进行了详细的研究。

The electron displacement polarizabilities in the hexagonal boron nitride crystal are evaluated by the new model. The results are compared with those from the classical models to point out the applied scope of the new model.

根据该模型计算了六方氮化硼晶体的电子位移极化率，并与经典模型的计算结果进行了比较，进一步分析了所提出模型的适用范围。

But the effect of boron in the formula for calculation of the electron va...

而在以往的计算电子空位数的公式中，硼的影响一直没有被考虑进去。

The results show that the boundary element method is an effective approach for analysis of electron optics system in gyro-devices.

计算表明，边界元法在分析回旋器件电子光学方面是一种非常有效的方法。

A foundation is to show bourg focuses management, 3 great services include service of service of service of rural comprehensive news, rural electron business affairs and enterprise informatization.

一个基础是指村镇集中管理，三大服务包括农村综合信息服务、农村电子商务服务和企业信息化服务。

Widely used in vehicles, machinery, chemical industry pipeline storage; electron electrical industry, woodworking furniture, porcelain, glassware, light box cloth, printing cloth, through glory, PVC plastic material, plastic, office supplies, home with plastic.

广泛用于车辆、机械、化工管路贮藏；电子电器业、木工家具、瓷器、玻璃器皿、灯箱布、喷绘布、透光彩、PVC胶材、塑料类、办公用品、家庭用胶。

For excluding poorly preserved shells, a shell alteration index is suggested to estimate the state of preservation of brachiopod shells through examination under cathodoluminescence and scanning electron microscopes. This study shows brachiopod taxa e.

基于壳体保存程度的详细分析，以阴极发光程度、壳体显微结构为参数建立了壳体成岩作用改造程度的量化模式，经化石壳体氧、碳同位素值的验证，这一模式基本可以用来对不同保存环境下的样品进行筛选。

" New brain truster ": We see, in the past 4 years, pay treasure company to had paid a service the position with was held very significant in the domain in the electron, so the outstanding result that how you evaluate this 4 years to come?

新智囊》：我们看到，在过去四年，支付宝公司已经在电子支付服务领域里占据了非常重要的地位，那么你如何评价这四年来的突出成绩？

" New brain truster ": Financial crisis already brought enormous challenge to medium and small businesses at present, so does the electron pay can you help medium and small businesses the work with specific what do?

新智囊》：金融危机目前已给中小企业带来巨大的挑战，那么电子支付能够帮助中小企业做些什么具体的工作？

The principle is using thefast breakover of avalanche transistor drive the electron tube. The full time of 4200Vvoltage is about 20ns. The circuit can normally work under 100kHz frequencies.Design an extra fast Q-switch circuit by series arrangement of avalanche transistor.

本论文主要做了以下几方面工作：1、推导了重复率激光基本参数(脉冲能量、脉冲宽度和峰值功率)与周期的关系，并且分析了重复率激光系统运转的稳定性。2、设计了雪崩管-电子管退压电路，由雪崩管驱动电子管开关，4200V高压退压沿20ns左右，能够在100kHz频率下工作。

By the time of its fall, most of the prisoners were writers who had written against the corruptions of the government.

到它被攻陷的时候，里面多数的犯人是写了反对政府贪污文章的作家。

The most obvious variation to ovum morphological character was that the color was changed from light green to sepiaceous in embryonic development, and all the ovums were almost hatched after 96h.

在胚胎发育过程中卵的形态特征最明显的变化是颜色从淡绿到深褐色，卵在发育96h后卵基本全部孵化。