中文摘要：

介绍资源发现系统的产生背景、逻辑结构、功能特点及体系框架，指出当前资源发现系统需要引起关注的两个问题。结合清华大学的探索实践，阐述资源发现系统在图书馆应用的经验，提出数据驱动的知识服务新思路。

英文摘要：

This paper introduces the background, functions and system framework of resource discovery system and discusses some existed problems with discovery system. Based on the practice in Tsinghua university library of using discovery system to rebuild new services system, this paper prposes a new data-driven service model in academic libraries.