The formula of the curve tangent slope at some peculiar point in the orthograph on the stereoscopic surface intersecting line and the method of making tangent are given as well.
本文通过可展
面的微分不变量,导出可展面的率
与率特征,并以锥面和
面为例阐明这些特性的几何意
。
词
,喷;The formula of the curve tangent slope at some peculiar point in the orthograph on the stereoscopic surface intersecting line and the method of making tangent are given as well.
本文通过可展面的微分不变量,导出可展面的率与率特征,并以锥面和面为例阐明这些特性的几何意。
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