3D vector data model 三维矢量数据模型
3D Geological Data Model 三维地质数据模型
3D grid data model 三维栅格数据
3D Geographic Data Model 三维地理数据模型
3D building model data D建筑模型数据
3D model data management 三维模型数据管理
Some relative key techniques including the design of 3D data model, database management based on Oracle, the fusion between CAD data and GIS data, sunlight analysis and so on are emphasized.
对涉及到的关键技术包括三维数据模型的实现、二维数据的嵌入与操作、日照分析关键技术等都进行了详尽的介绍。
The production of this paper is what is targeted initially: 3D GIS data model and data structure of water conservancy.
本文研究的主要成果是水利工程3D GIS数据模型与数据结构。
A method is presented to implement real-time 3d road animation coupled with road design data and digital terrain model (DTM).
研究了一种用数字地面模型和公路设计数据实现实时三维动画的方法。
应用推荐