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美国国家科学基金会正在开发一座大型网上数字图书馆,这座被称为 NSDL 的图书馆内容涵盖技术、工程和数学等诸多方面。据美国亚利桑那大学近日发布的新闻公报称,正在建设中的这家网上图书馆的首要目的是,提供最好的信息帮助普通人学习。与普通的网上图书馆相比,这座图书馆不需要使用费时而且经常失败的搜索引擎,用户能够直接进入权威性的科学和技术网络资源;NSDL 上提供的信息将接受
The National Science Foundation is developing a large online digital library called NSDL that covers many aspects of technology, engineering and math. According to a press release recently released by the University of Arizona in the United States, the primary purpose of this online library under construction is to provide the best information to help ordinary people to learn. This library does not require the use of time-consuming and often unsuccessful search engines, compared to regular online libraries, giving users direct access to authoritative scientific and technical web resources; the information provided on the NSDL will be accepted