A three dimensional surface charge simulation method is improved for effective computation of stray capacitance of electric apparatus.
为了有效地求取电气设备的空间分布电容值，对三维空间表面电荷法进行了改进。
Applying the finite difference method, the numerical simulation of the surface charge density of a finite conductor stick is presented.
利用有限差分法对有限长导体棒电荷面密度进行了数值模拟。
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