An abnormality in the arrangement of the rows of atoms affecting the structure of a crystal (e.g. crystal twinning), caused by changes in the physical and chemical conditions of its immediate surroundings while it was growing.
科学参考收录了60776条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。