摘要
本文主要讨论了单叶双曲面的直纹性指出它在建筑工程中的应用，并对直纹面的教学作了探讨。
This article not anly discusses the ruled surface features of uniparted hyperboloid and it application in archtechcne engineering but also discusses the teacling of the ruled surface.
关键词
直纹面
单叶双曲面
双曲抛物面
教学
建筑设计
quadratic surfavce, ruled surface, uniparted hyperboloid, hyperbolic paraboloiol
