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Published:1988
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段维民, 冯敬华. SOLVING DESCRIPTIVE PROBLEMS BY MEANS OF AUXILIARY SPHERE[J]. 1988, v.9;No.24(4): 100-106.
DOI:
段维民, 冯敬华. SOLVING DESCRIPTIVE PROBLEMS BY MEANS OF AUXILIARY SPHERE[J]. 1988, v.9;No.24(4): 100-106. DOI:
本文主要介绍运用球面的几何性质和投影特点
解决某些画法几何问题和管道工程连接问题的作图方法.以球面为辅助面作图简捷明了
与锥、柱等回转面配合使用可使问题得到满意的解决.
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