- earth's spheroid
- 地球椭圆体
English-Chinese geology dictionary (英汉地质大词典). 2013.
earth's spheroid
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Earth's rotation — is the rotation of the solid Earth around its own axis. The Earth rotates towards the east, which can be observed by orientation with a magnetic compass at sunrise. As viewed from the star Polaris, the Earth turns counter clockwise. Rotation… … Wikipedia
Earth — This article is about the planet. For other uses, see Earth (disambiguation). Earth … Wikipedia
Earth radius — The Earth s shape, like that of all major planets, approximates a sphere. A true sphere has a unique radius, but on Earth the distance from the mean sea level at each point on the surface to the center (the radius of the Earth at a point on the… … Wikipedia
Spheroid — A spheroid is a quadric surfaceobtained by rotating an ellipse about one of its principal axes; in other words, an ellipsoid with two equal semi diameters. If the ellipse is rotated about its major axis, the result is a prolate (elongated)… … Wikipedia
earth — I (New American Roget s College Thesaurus) n. planet, globe, world; ground, land, dirt, soil, mold. See universe. II (Roget s IV) n. 1. [The world] Syn. globe, sphere, planet, universe, terra (Latin), mundane world, creation, terrestrial sphere,… … English dictionary for students
Figure of the Earth — An oblate spheroid Geodesy … Wikipedia
Oblate spheroid — An oblate spheroid An oblate spheroid is a rotationally symmetric ellipsoid having a polar axis shorter than the diameter of the equatorial circle whose plane bisects it.[1] Oblate spheroids stand in contrast to prolate spheroids. It can be… … Wikipedia
Extreme points of Earth — Further information: World record, List of extreme points lists, and Extremes on Earth This is a list of extreme points of Earth, the points that are farther north, south, east or west than, higher or lower in altitude than, or… … Wikipedia
Spherical Earth — Medieval artistic representation of a spherical Earth with compartments representing earth, air, and water (c. 1400). The concept of a spherical Earth dates back to ancient Greek philosophy from around the 6th century BC … Wikipedia
Oblate spheroid — Oblate Ob*late , a. [L. oblatus, used as p. p. of offerre to bring forward, offer, dedicate; ob (see {Ob }) + latus borne, for tlatus. See {Tolerate}.] [1913 Webster] 1. (Geom.) Flattened or depressed at the poles; as, the earth is an oblate… … The Collaborative International Dictionary of English
Flat Earth Society — For the Belgian band, see Flat Earth Society (band). A Flat Earth model depicting Antarctica as an ice wall surrounding a disk shaped Earth. The Flat Earth Society (also known as the International Flat Earth Society or the International Flat… … Wikipedia
