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frustum

n. 截头体

截头体

WordNet (r) 3.0 (2006) (WordNet)

frustum
n 1: a truncated cone or pyramid; the part that is left when a
cone or pyramid is cut by a plane parallel to the base and
the apical part is removed

The Collaborative International Dictionary of English v.0.48 (gcide)

Frustum \Frus"tum\, n.; pl. L. {Frusta}, E. {Frustums}. [L.
fruslum piece, bit.]
[1913 Webster]
1. (Geom.) The part of a solid next the base, formed by
cutting off the, top; or the part of any solid, as of a
cone, pyramid, etc., between two planes, which may be
either parallel or inclined to each other.
[1913 Webster]

2. (Arch.) One of the drums of the shaft of a column.
[1913 Webster]

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英文字典中文字典相关资料:

Frustum - Wikipedia
In geometry, a frustum (pl frusta or frustums), is the portion of a solid (normally a pyramid or a cone) that lies between two parallel planes cutting the solid In the case of a pyramid, the base faces are polygonal and the side faces are trapezoidal A right frustum is a right pyramid or a right cone truncated perpendicularly to its axis; [1] otherwise, it is an oblique frustum In a
Frustum - Definition, Formulas, Examples, Diagrams
What is a frustum Learn how to calculate its volume and surface area with formulas, solved examples and diagrams
Frustum - Definition, Types, Properties, Formulas - Cuemath
A frustum is a solid object obtained by cutting the apex of a cone or pyramid with a plane parallel to the base of a cone or pyramid Learn more about this interesting concept here
FRUSTUM Definition Meaning - Merriam-Webster
The meaning of FRUSTUM is the basal part of a solid cone or pyramid formed by cutting off the top by a plane parallel to the base; also : the part of a solid intersected between two usually parallel planes
Frustums: Not Frustrating but Fascinating – The Math Doctors
Frustum of a cone Here is a 1999 question about both surface area and volume: Volume and Surface Area of a Cone Frustum I have looked at your examples of the different types of cones, but I am unable to figure out how you derived the formula for the volume and total surface area for the frustum of a right circular cone
Frustum - from Wolfram MathWorld
A frustum (unfortunately commonly misspelled "frustrum") is that portion of a solid which lies between two parallel planes cutting the solid Degenerate cases are obtained for finite solids by cutting with a single plane only
Frustum: Simple Definition, Volume - Statistics How To
Conical Frustum: Frustum of Cone Formula A conical frustum is what you get when you cut the top off a cone, holding your knife parallel to the base If your truncated cone is based off a right circular cone, it is relatively easy to calculate volume and surface area Suppose: R 1 is the radius of the base, R 2 is the radius of the (new) top
FRUSTUM | English meaning - Cambridge Dictionary
FRUSTUM definition: 1 the part of a solid shape such as a cone that is between the base of the shape and a parallel… Learn more
FRUSTUM Definition Meaning | Dictionary. com
FRUSTUM definition: the part of a conical solid left after cutting off a top portion with a plane parallel to the base See examples of frustum used in a sentence
Frustum of Cone - GeeksforGeeks
Frustum of cone is a sliced part of a cone, where a small cone is removed from the larger cone Therefore, to calculate the volume of the frustum of cone, one just needs to calculate the difference between the volume of the larger and smaller cone

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