随着现代科学技术的飞速发展，工具书领域发生了前所未有的巨大变革。工具书的内容被转换成二进制的编码输入到计算机中，以数据库的形式存贮在磁盘或光盘上，然后再利用计算机进行随机检索，从而形成了机读工具书。其快捷、可靠、方便、高效的特性，是印刷版工具书所望尘莫及 With the rapid development of modern science and technology, great changes have taken place in the field of reference books. The contents of the tool book are converted into binary codes and entered into the computer, stored in a database on a disk or CD-ROM, and then retrieved randomly using a computer to form a machine readable reference book. The fast, reliable, convenient and efficient features, printed version of the book is far behind