工学 空间数据模型 释 spatial data model 空间数据模型 地理信息系统（GIS）中空间数据组织的概念和方法。反映现实世界中空间实体及其相互之间的联系，是描述GIS空间数据组织和进行空间数据库设计的理论基础。
数据库 数据库理论 释文 spatial data model 空间数据模型
- dynamic moral hazard
- dynamic mutation
- dynamic mutation analysis
- dynamic network
- dynamic network optimization scheduling
- dynamic network structure
- Dynamic News Editing
- dynamic news editing
- dynamic nuclear polarization
- dynamic oceanographic simulation test
- dynamic of liquid-filled systems
- dynamic optimization
- dynamic panel data regression
- dynamic password
- dynamic penetration test
- dynamic performance analysis
- dynamic photo elastic blasting model test
- dynamic photo-elastic imaging
- dynamic photoelasticity
- dynamic photo-elastic method
- dynamic pipeline
- dynamic plasticity
- dynamicpositioning system
- dynamic positioning vessel
- dynamic power consumption