利用模拟电荷法预测线电荷和点电荷产生的电场强度，使用与工程电磁场的数值计算-Charge simulation method using prediction line charge and point charge generated electric field strength, electromagnetic field using the numerical and engineering

模拟电荷法求解棒板间隙的电场强度，7个线电荷，一个点电荷-Charge simulation method for solving the electric field strength rod plate gap, 7 line charge, a point charge

C语言编写程序运用模拟电荷法求解常用电场分布。球板系统的电位-C language programming using charge simulation method to solve common field distribution. Potential ball plate system