摘要
为实现空间数据共享,需要描述空间数据或数据集的内容、质量、状态和其他特性的数据,这就是元数据。以编制中国1∶50万数字地质图空间数据库元数据的实际经验,结合国内外已有的资料,分析了数字地质图空间数据库元数据的特点、用途和编制方法提出了进一步改进的建议。
To share space data,it is necessary to describe space data or the content,quality and mode of a data set and other characteristic data. This is the element data. According to the practical experience in the preparation of the data of the space data base of the 1∶500000 digital geological map, combined with available data at home and abroad,this paper analyses the characteristics, application and compilation method of the data of the element data of the space data base of the digital geological map and puts forward suggestions for further improvement.
出处
《中国区域地质》
CSCD
北大核心
2001年第4期434-443,共10页
Regional Geology of China
