vrd

A Case Study on Collaborative Digital Reference System & Analysis on the VRD Collaborative System

合作数字参考咨询系统实例研究&VRD合作体系分析

Vrd ; voluntary Trust Fund for assistance in mine action ;

协助排雷行动自愿信托基金；

Analyzes the factors influencing the network reference service system and discusses the functions of the system taking the software VRD as an example .

剖析影响网上参考服务系统的因素，并以网上参考服务软件VRD为例，对网上参考服务系统的功能进行探讨。

The VRD is mainly comprised of E mail , live online reference service in real time , information resources learning center .

图书馆虚拟参考咨询系统主要包括：电子邮件咨询、实时在线咨询、学习资源中心等功能和栏目。

Possibility of Realizing the Knowledge Service in the Library Reference Service & Statistic and Research of VRD of the Shanghai Central Library

图书馆参考咨询实现知识服务的可能性&网上联合知识导航站的统计与研究

The paper introduces the information of papers presented at the annual VRD Conference 2003 and reveals the current status of the study of virtual reference services abroad .

文章介绍了在2003年VRD年会上宣读的论文信息，展示了当前国外虚拟参考服务领域的研究状况。

Vegetation deficiency of sparse pasture was in the middle , with VRD index of -0.18 and that of forest vegetation was the least .

稀疏草原植被亏缺较小，其冗亏指数最小值在-0.18左右；森林植被的冗亏指数接近于0。

In the northern basin with atrocious natural conditions , the VRD indices ranged from -0.20 to - 0.10 , a relatively slight deficiency .

在自然环境较差的流域北部，植被冗亏指数介于-0.20到-0.10之间，植被亏缺较轻；

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。

Our construction of VRD is based on the network services of Fudan University Library ( FDL ), such as FAQs , Readers ' Message Board , BBS and so on .

复旦大学图书馆利用网络为读者提供常见问题回答、读者留言板、BBS等多种咨询服务，为虚拟参考咨询系统建设提供有关的研究和服务基础。