网格；远程教育；学习支持系统；移动代理；模型。
Grid; Distance Education; Learning Support System; Mobile Agent; Model.
构建一个学习者满意的支持服务系统是远程教育的重要课题之一。
It is one of important subjects to construct support service system for learners' satisfaction.
构建一个学习者满意的支持服务系统是远程教育的重要课题之一。
It is one of important subjects to construct support service system for learners' satisfaction.
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