求翻译：网络图书馆，因为网络环境改变了图书馆馆藏概念的内涵和外延，“网络时代的图书馆，是现实图书馆被信息技术化的产物（王泽生语）”。实现网络图书馆的四个要素：通信线路和通信终端设备、有独立功能的计算机资源储备、网络图书馆软件支持、实现数据通信与资源共享的行为。是什么意思？

The network library because of the network environment has changed the connotation and extension of the concept of the Library, "Library of the Internet age, reality Library of IT products (Wang Zesheng language). The four elements of the online library: lines of communication and telecommunication

Network libraries, because of the network environment changes the concept of the Library's collection, connotation and extension library in the network age, is a reality the library information technology products (Wang, born in Arabic). Realization of the Web library of the four elements: communica

Network libraries, because the network%