论文主要为对像增强管空间电场分布的计算和一系列的分析，通过有限差分法计算相应电极周围的电位。（小学期论文，自主设计）-Paper for the electric field on the distribution of image intensifier tubes and a series of analysis of the calculation, the corresponding finite difference method around the electrode potent

用MATLAB程序演示了点电荷系所激发电场的等势面,并且讨论了电荷对称分布情况下,点电荷系的等势面及电场分布的特点。-The MATLAB program is used to demonstrate the potential surface of the excited electric field of the point charge system, and the characteristics of the electric field distribution of the poi

计算金属槽内的场强分布，画出电场分布曲线。(The electric field distribution curve is calculated by calculating the field intensity distribution in the metal groove.)