摘要
针对画法几何中的一些难点，采用实际举例说明怎样利用辅助球面的方法来较简便地解题。
In view of some puzzles in descriptive geometry,several typical examples were used to explain the applications of the method of assistant spherical surface in this paper.The problems in descriptive geometry were solved simply.
出处
《山东建材学院学报》
1998年第1期67-68,共2页
Journal of Shandong Institute of Building Materials
关键词
辅助球面法
画法几何
相贯
机械制图
method of assistant spherical surface
descriptive geometry
crossing
