地对空间 meaning in English

surface to space
surface-to-space

It is a feasible way to manager spatial objects by utilizing relational database in the gis applications . we have brought to octa - tree index structure for managering spatial data efficiently in relational schema . by space filling curve , z - curve , we mapped rsdd to 1 - dimensional linear sp
为了在关系模式下有效地对空间数据进行处理，论文提出了八分树的索引结构，并利用空间填充z一曲线把rsdd空间映射到一维空间，从而建立起了空间对象的索引顺序。
A system review and research on the web publishing of spatial information are made , according to the status and character of internet and spatial information . problems of publishing architecture and respective technical are given out and solved , the spatial information web publishing prototype - webgis is implemented according to it . the future of web publishing of spatial information is also discussed
系统地对空间信息的web发布技术的产生背景技术问题进行了探讨，并以一个空间信息web发布的系统webgis作为实例来展示它的实现技术和理论问题。