| 单词 |
conical surface |
| 释义 |
Conical surface
| (Geom.) | a surface described by a right line moving along any curve and always passing through a fixed point that is not in the plane of that curve. |
See also: Conic conical surface
conical surface: see conecone or conical surface, in mathematics, surface generated by a moving line (the generator) that passes through a given fixed point (the vertex) and continually intersects a given fixed curve (the directrix). ..... Click the link for more information. .conical surface[′kän·ə·kəl ′sər·fəs] (mathematics) A surface formed by the lines which pass through each of the points of a closed plane curve and a fixed point which is not in the plane of the curve. conical surface A surface extending from the periphery of the horizontal surface outward and upward at a slope of 20 horizontal to 1 vertical for a horizontal distance of 4000 ft. It is an imaginary surface, in which any object that projects above the surface is considered an obstruction to air navigation.MedicalSeecone |
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