给出了MCP中次级电子能量分布表达式。
The energy distribution formula of secondary electron of MCP is derived.
研究了次级电子倍增条件以及次级电子出射角度和出射速度概率密度分布的特点。
The qualification of multipactor and the characteristic of the angle and velocity of secondary electron were study.
这些光电子通过倍增器电极时由于次级电子发射而倍增，然后被阳极收集成为一个输出脉冲。
These photoelectrons are multiplied by secondary electron emission through the dynodes and then collected by the anode as an output pulse.
结果表明：无论是注入离子本身的射程，还是次级电子、自由基扩散、高温热穗、级联原子和冲击波等次级作用范围都无法触及表皮下面的胚细胞。
The results show that no matter the range of the implanted ion itself or secondary effect sphere of secondary electrons, radical diffusion, thermal spike, cascade atoms and shock wave etc.
这些粒子主要是质子、电子和氦原子核，并且当他们与地球高层大气中的原子核碰撞，就能产生次级粒子簇射。
The particles are generally protons , electrons and helium nuclei and when they collide with nuclei in the Earth's upper atmosphere they can produce shower s of daughter particles.
这些粒子主要是质子、电子和氦原子核，并且当他们与地球高层大气中的原子核碰撞，就能产生次级粒子簇射。
The particles are generally protons, electrons and helium nuclei and when they collide with nuclei in the Earth's upper atmosphere they can produce showers of daughter particles.
本发明涉及一种直线发电机次级及控制方法，属于电力电子技术领域。
The invention relates to a linear generator secondary level and a control method, which belong to the technical field of power electronics.
两个月后，他在写给女朋友的另一封电子邮件中写道：“按斯帕克斯的说法，这种业务已经彻底死了，可怜的次级贷款借款人剩不下多少日子了！”
Two months later, he wrote in another email to his girlfriend: 'According to Sparks, that business is totally dead, and the poor little subprime borrowers will not last so long!'
两个月后，他在写给女朋友的另一封电子邮件中写道：“按斯帕克斯的说法，这种业务已经彻底死了，可怜的次级贷款借款人剩不下多少日子了！”
Two months later, he wrote in another email to his girlfriend: 'According to Sparks, that business is totally dead, and the poor little subprime borrowers will not last so long!'
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