In this paper, several typical and common solids surface faired curve view obligue cut cylinder, obl

中文解释

本文对斜截圆柱、斜截圆锥、相贯圆柱、圆球及变形方圆接头等几种常用典型立体进行几何分析,建立了这些立体表面展开图的数学模型。

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pierced validity test 蹲监狱 阳极 know weakness scent pungently outstanding achievements play a concert look daggers at differential duty