从界定虚拟馆藏出发,分析影响虚拟馆藏资源使用的主要因素:在内容层次上,包括资源信息的相关性、实质性、精确性、完整性、独特性、时间性和合理性;在形式层次上,包括多媒体、网页版面、信息的创造者或提供者、服务器身份、写作、引用和参考;在网站因素方面,包括使用资源的条件、网站运行性能、维护状况以及提供给用户的支持。 Starting from the definition of virtual collections, the paper analyzes the main factors that affect the use of virtual collections: the content, including the relevance, materiality, accuracy, completeness, uniqueness, temporality and rationality of the resource information; at the formal level , Including multimedia, web page layout, creator or provider of information, server identity, writing, citing and reference; on site factors including conditions for using the resource, website performance, maintenance status, and support provided to the user.