与传统的信息资源相比,因特网信息资源的首要特点是广泛的可存取性。网络信息的自由存取和易用性,导致了网络信息资源的繁盛。任何可想象到的学科、主题领域均有大量的网络信息产生。网上信息广泛、丰富,却缺乏组织和质量控制,呈现着无限、无序、优劣混杂的发展状态。另外,因特 The primary feature of Internet information resources compared to traditional information resources is its wide range of accessibility. The free access and ease of use of network information have led to the flourishing of network information resources. Any imaginable subject, thematic areas have a lot of network information generated. Extensive online information, rich, but the lack of organization and quality control, showing the unlimited, disorderly, pros and cons of mixed state of development. In addition, Internet