The digital library faces the intellectual property right problem in collection of resources of information, information resources digitization, information resources propagating, etc.
数字图书馆面临在信息资源采集、信息资源数字化、信息资源传播等过程中的知识产权问题。
The basic function of watermarking is to embed signs such as property right, product identification code and information of the buyers into the digital media.
数字水印的基本功能是将产权、产品的标识码以及购买者的信息等嵌入到数字媒体中。
This paper introduces a digital workshop system(DWS) that has the independent knowledge property right, it is mainly to provide the function of workshop design and travel inside;
介绍了一个有自主知识产权的数字车间系统（DWS），它提供了企业车间设计和漫游功能；
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