circumsphere造句

例句与造句

1. Any finite uniform polytope can be projected to its circumsphere to form a uniform honeycomb in spherical space.
2. The nine-point circle of the general triangle has an analogue in the circumsphere of a tetrahedron's medial tetrahedron.
3. For any tetrahedron there exists a sphere ( called the circumsphere ) on which all four vertices lie, and another sphere ( the insphere ) tangent to the tetrahedron's faces.
4. Seven lines associated with a tetrahedron are concurrent at its centroid; its six midplanes intersect at its Monge point; and there is a circumsphere passing through all of the vertices, whose center is the circumcenter.
5. It's difficult to find circumsphere in a sentence. 用circumsphere造句挺难的