UNEP now represents the Working Group in the technical committee on spatial metadata of the International Organization for Standardization.

环境署目前在国际标准化组织空间元数据技术委员会中代表着工作组。

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This paper firstly describes the concepts of metadata and geospatial spatial metadata, and discusses the urgency and necessity for studying geospatial spatial metadata in internet ages;

首先介绍了元数据、地理空间元数据的概念，探讨了在互联网时代研究地理空间元数据的迫切性和必要性；

youdao

This paper firstly describes the concepts of metadata and geospatial spatial metadata, and discusses the urgency and necessity for studying geospatial spatial metadata in internet ages;

首先介绍了元数据、地理空间元数据的概念，探讨了在互联网时代研究地理空间元数据的迫切性和必要性；

youdao