【摘要】 地学信息共享是地学研究的重要内容 ,也是地学 (数字地球 )发展的趋势之一。促使或完成地学信息共享的核心技术主要为技术标准化规范、空间数据库、互操作 (元数据 )以及传输信道技术等。知识发现是建立在共享的地学信息基础之上 ,能有效地实现知识的增值以及知识的再生。知识发现与信息共享二者共同促进 ,相互发展。更多还原

【Abstract】 Sharing of geosciences information is an important content of studying the geosciences and is a trend of developing Geoscience. It must rely on many key techniques such as the regularity standard of technique, mass database, metadata and information transport in order to share effectively the information which came from different fields of geosciences. Furthermore, knowledge discovery can reproduce new knowledge based on sharing geosciences, and enhance the sharing capability at the same time.更多还原