| 单词 | Midsphere |
| 释义 | MidsphereThe Sphere with respect to which the Vertices of a Polyhedron are the poles ofthe planes of the faces of the Dual Polyhedron (and vice versa). It touches all Edges of aSemiregular Polyhedron or Regular Polyhedron. It is also called the Intersphere or ReciprocatingSphere. See also Circumsphere, Dual Polyhedron, Insphere |
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