基础地理数据分类和编码研究——以北京市测绘设计研究院基础地理数据为例
기출지리수거분류화편마연구——이북경시측회설계연구원기출지리수거위례
The Research of the Basic Geographic Data Classification and Coding——Example as the Data of Beijing Institute of Surveying and Mapping
저자의 최근 논문