给出了轴上光场的相速度和群速度、加速电位及电子能量增益等的解析表达式，并作了数值计算和分析。
The analytical expressions for the phase and group velocities of the axial optical field, accelerating potential and energy gain etc. are derived and are used to make numerical analysis.
文章讨论了在逸出电位测定过程中两种灯丝电流和加速电压的调节方法。
This article discussed that the filament current and accelerate voltage adjust ways to determine electric potential.
另外电解质的氧化也呈加速趋势，加快了高电位平台放电容量的衰减速度。
In addition, the fading rate of discharge capacity at the upper voltage plateau is also increased by the accelerating trend of electrolyte oxidation.
另外，附加电极的引入也为降低加速阳极电位和偏转电极电位从而提高偏转系统的灵敏度提供了一定的空间。
And also, the possibility of lowering the potentials of accelerating anode and deflecting plate is largely enhanced by the modification to the optical system.
另外，附加电极的引入也为降低加速阳极电位和偏转电极电位从而提高偏转系统的灵敏度提供了一定的空间。
And also, the possibility of lowering the potentials of accelerating anode and deflecting plate is largely enhanced by the modification to the optical system.
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