A file that is organized to support random access. The most common random-access methods are hashing, indexed sequential, and B-tree based methods. See also ISAM, VSAM.
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。