This paper puts forward a whole solution for CD-ROM database resource integration by the network mapping technology based on the current status of usage of CD-ROM database resource.
针对光盘数据库资源利用现状，提出一种基于网络映射技术的光盘数据库资源整合的整体解决方案。
The third edition is an electronic edition published previously as a CD Rom and now available as an electronic database.
第三个版本是电子版，之前以只读光盘出版，现在，在电子数据库也有。
Though challenged over the last decade by the CD-ROM, eBook, and searchable online database, books remain the most popular way to acquire knowledge.
在过去的几十年内，它尽管受到来自光盘、电子书、可在线搜索的数据库的挑战，却仍然是获取知识的最受欢迎的方式。
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