地形地物 meaning in English
feature
Examples
- Aim to plan optimal routes for a type of cruise missiles ( cms ) which can avoid the firepower units as surface - to - air missiles , antiaircraft guns , fighter planes , electromagnetism impulse and terrain obstacles and have the shortest length as well as consume the least oil
摘要目的设计优化一类巡航导弹航迹，且航迹满足避开地空导弹、高炮、歼击机群、电磁脉冲等火力单元和地形地物障碍，并且满足航迹路径长度短、耗油量少等约束条件。 - Based on lots of advanced results of computer graphics , modem mathematics , computer science and topography , etc . this thesis discussed the theory , techniques and arithmetic of three - dimensional visualization , such as the data structure based on three - dimensional space , terrain and object modeling techniques , basic theory of three - dimensional terrain visualization , dynamical three - dimensional terrain display , matching and display technology between terrain and objects and spatial query within three - dimensional terrain maps
本文在吸取了计算机图形学、现代数学、计算机科学、测绘学等众多领域大量先进理论成果的基础上，系统的论述了三维可视化中的三维空间中数据结构、地形地物三维可视化的理论、技术和算法，包括三维空间数据结构的设计、地形三维可视化的基本理论、地形三维动态显示技术、地物与地形的匹配与显示技术以及基于三维地形图的空间查询技术。