网络时代，对数据库版权保护问题的研究越来越重要。
In the network age, the study on the database copyright issues is becoming more and more important.
提出一种关系数据库水印算法，适用于数值型数据的版权保护。
An algorithm for relational database watermarking is proposed in this paper, and it is applicable to protect the copyright of numeric data.
本文通过对文献资源共享与知识产权保护关系的论述，着重强调利用电子文献资源时如数据库、计算机软件等，注意保护其电子版权不受侵犯。
Through discussion on the relationship between document resource and intellectual property protection, the author emphasizes protecting electronic copyright of electronic resource from it is used.
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