The observation, first made by the Latvian-born Prussian chemist (Friedrich) Wilhelm Ostwald (1853–1932), that during crystallization from a melt it tends to be the least stable polymorph that crystallizes first.
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。