noncentral英nɒn'sentrəl美nɒn'sentrəlCOCA¹⁶⁷⁹⁸² 基本例句 adj.无心的偏心的 Adopting the method of conformal transformation, we obtain the equations of families of equipotential surface, several kinds charged conductors of surface being noncentral quadric. 通过对带电导体等位面的分析,利用保角变换,得到了几类表面为无心二次曲面带电导体的电位分布表达。 zidian8