| 单词 | unit cube |
| 释义 | > as lemmasunit cube unit cube n. (a) (Mathematics) a cube having sides equal to one unit in length; (b) (Crystallography) a cubic arrangement of atoms forming the basic structural unit of a crystalline structure. ΚΠ 1827 G. Birkbeck tr. C. Dupin Math. appl. Useful & Fine Arts vii. 124 As many times as the base of each portion contains the base of the unit cube [Fr. la base de ce cube], so many times will the small cube be contained in the portion. 1929 Pop. Sci. Monthly Dec. 50/1 Inside the unit cube would be four other carbon atoms, arranged to form..a tetrahedron. 2006 D. Tahta Fifteen Schoolgirls v. 99 Consider the representation of a (4,2,3) configuration with 8 elements represented by the 8 vertices of a unit cube. 2014 C. Hall Materials: Very Short Introd. i. 2 Knowing the wavelength of the X-rays, we can calculate accurately the size of the unit cube.., the edge of which for gold is 0.41 nanometre. < as lemmas |
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