Oil atomization forking phenomenon in experiment has been qualitatively analyzed from electrostatics theory in the thesis.
对于试验中出现的油液雾化分叉现象，本文依静电学原理作了定性的理论分析。
A sort of electrostatics problem that using electric image method to solve the electric field in the wedge area between two infinite earthing metal boards are discussed using group theory.
对静电学中用电象法求解两无穷大接地金属板间楔形区域内的电场的题目，利用群论方法加以讨论，给出了可求解的条件及一般的象电荷分布。
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