摘要
用三种作图分析讨论圆锥与圆柱正交时相贯线上特殊点的正确求法,并用理论分析阐明特殊点的规律性。
A method of correct determination of the special point on intersecting line for cone perpendicular to cylinder is discussed with three drawing analyses. The regularity of this point is explained with theoretical analysis.
出处
《科技通报》
1991年第5期267-272,共6页
Bulletin of Science and Technology
关键词
画法几何
相贯线
圆锥
圆柱
正交
mechanical drawing
descriptive geometry
intersecting line
projection
cone
cylinder
perpendicular.
