center of symmetry

对称中心

Atmospheric Sciences (English-Chinese) dictionary. 2014.

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  • center of symmetry — Crystall. a point within a crystal through which any straight line extends to points on opposite surfaces of the crystal at equal distances. Also called inversion center. Cf. symmetry element. * * * …   Universalium

  • center of symmetry — 1. : a point within a crystal with respect to which similar planes and edges are symmetrical in opposite pairs 2. : the property exhibited by some crystals whereby every direction (as AB) through the crystal is alike in both senses (AB and BA)… …   Useful english dictionary

  • center of symmetry — noun see center I …   New Collegiate Dictionary

  • Center — or centre (see American and British English spelling differences) may refer to: cience*Center (algebra), uses of center in algebra *Center of gravity (military) *Center (group theory), in abstract algebra, the subgroup consisting of those… …   Wikipedia

  • Symmetry — For other uses, see Symmetry (disambiguation) …   Wikipedia

  • center — I. noun Etymology: Middle English centre, from Middle French, from Latin centrum, from Greek kentron sharp point, center of a circle, from kentein to prick; probably akin to Old High German hantag pointed Date: 14th century 1. a. the point around …   New Collegiate Dictionary

  • symmetry element — Crystall. any of four points, lines, or planes of a crystal: a center of symmetry, a reflection plane, a rotation axis, or a rotation inversion axis. * * * …   Universalium

  • symmetry element — Crystall. any of four points, lines, or planes of a crystal: a center of symmetry, a reflection plane, a rotation axis, or a rotation inversion axis …   Useful english dictionary

  • Symmetry in physics — refers to features of a physical system that exhibit the property of symmetry that is, under certain transformations, aspects of these systems are unchanged , according to a particular observation. A symmetry of a physical system is a physical or …   Wikipedia

  • Symmetry combinations — This article discusses various symmetry combinations.In 2D, mirror image symmetry in combination with n fold rotational symmetry, with the center of rotational symmetry on the line of symmetry, implies mirror image symmetry with respect to lines… …   Wikipedia

  • Symmetry in biology — For other uses, see Symmetry (disambiguation) and Bilateral (disambiguation). Bilateral symmetry redirects here. For bilateral symmetry in mathematics, see reflection symmetry. The elaborate patterns on the wings of butterflies are one example of …   Wikipedia

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