Academic Virtual Reference Service System is a rising digital library operation.
本文所述高校虚拟参考咨询系统是一项新兴的数字图书馆业务。
The second, the paper have probed into the concept, form, main function and operating mechanism of virtual reference service system, and has introduced VRD and CDRS project in detail.
其次，论文探讨了虚拟参考咨询系统的概念、形式、主要功能、运行机制，并详细介绍了VRD和CDRS项目。
Based on an analysis of the present situation of virtual reference service evaluation, this paper puts forward some opinions about the evaluation criteria and system.
本文通过分析当前虚拟参考咨询服务评价的现状，围绕虚拟参考咨询服务的评价标准与体系提出了一些拙见。
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