本书致力于介绍3D GIS的空间数据架构，适合于GIS研究生的教学。在GIS领域的研究生，学者和专家会在学习当中发现此书的用处和提供很多亮点。-This book aims to introduce a framework for spatial data modelling for 3D GIS and it is specifically written for GIS postgraduate level courses. Postgraduate students, resear