Time flies never to be recalled.是什么意思

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用法例句

Mechanism analysis and experiment research of Ga_(1-x)Al_xAs/GaAs photocathode spectral response extending to short wave;

Ga_(1-x)Al_xAs/GaAs光阴极光谱响应向短波延伸的机理分析和实验研究

Research on quantum efficiency of X-ray photocathode;

X射线光阴极量子效率的研究

DC-SC photocathode RF electron gun is the new injector based on the laser-driven superconducting RF gun.

文章介绍DC SC光阴极微波电子枪中的关键部件———Cs2 Te光阴极的研制。

GaAs/AlGaAs layers,used as GaAs photocathode materials,were grown by metal organic chemical vapor deposition on GaAs substrates.

为探索砷化镓光阴极的光电灵敏度的影响因素 ,利用X射线光电子能谱、二次离子质谱和电化学方法测试和分析了国内和国外GaAs光阴极材料GaAs/AlGaAs的C ,O含量和空穴浓度分布。

Electrostatic bonding method is proposed to combine GaAs photocathode materials and glass.

提出了用于GaAs光阴极粘结的静电键合方法。

To solve the problem of thickness non-uniformity of the transmission mode Cs2Te photocathode,the mechanism producing the problem and the influencing factors were analyzed on the basis of theoretical and experimental research.

为解决透射式Cs2Te光阴极厚度不均匀问题,通过理论和实验研究,分析了产生此问题的机理及其影响因素。

Research of photo-cathode RF gun and superconducting accelerator experiment;

光阴极注入器超导加速腔集成实验研究