With the structure symmetry, the expressions of the electric-field on the point of a half conductor cylinder are given, and the electric-field characteristics are analyzed.
利用其结构的空间对称性，计算出该理想模型半球壳顶端附近的电场表达式，并对电场特性作简单分析。
Apart from its triteness and emptiness, the paragraph above is bad because of the structure of its sentences, with their mechanical symmetry and singsong.
除了陈腐与空洞外，这段文字还因为自己的句子结构——对称呆板，节奏单调——而成为败笔。
Simple and enormous intersecting walls give a balanced symmetry but are also the means by which the structure stands at the height of a 14-storey building, with an entirely hollow core.
简单而巨大的相交墙赋予了平衡的对称性，但也意味着结构具有14层高建筑物的高度，具有完全空心的核心。
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