| 单词 | point defect |
| 释义 | > as lemmaspoint defect point defect n. Crystallography a defect in a crystal structure which involves only one lattice site. ΘΚΠ the world > matter > chemistry > crystallography (general) > crystal (general) > crystal irregularities > [noun] > lattice defects > point defect point defect1955 1955 Proc. Royal Soc. A. 231 137 It would be rash to try to estimate from the temperature variation of the mean free path the exact shape of the defects in this case (i.e. whether they might be point defects, dislocations, mosaic boundaries, etc.). 1960 H. G. Van Beuren Imperfections in Crystals ii. 41 Point defects can be introduced in large numbers into solids by plastic deformation. 2001 R. W. Cahn Coming of Materials Sci. iii. 106 In insulating crystals a point defect is apt to be associated with a local excess or deficiency of electrons. < as lemmas |
| 随便看 |
|
英语词典包含1132095条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。