A description of the geometric shape of a particle that may not necessarily be spherical. It is defined as the ratio of one characteristic length to another and is used in determining the behaviour of particles in a fluid, such as particle settling.
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。