Oriented toward the development of a 3D visual modeling system for geological and mining engineering, a voxel- based algorithm for computing underground excavation volume is proposed.
根据地矿工程体视化仿真系统研究工作的需要，提出了一种基于体素的地下采掘工程量的计算方法。
In this system, computer simulated dam system layout model, and could dynamic analysis and get amount, type and composing of building, combining 3d visual modeling and Human-Computer interaction.
本系统把各坝系布局的专业模型用计算机语言来实现，结合小流域三维可视化环境，通过人机交互方式确定最终坝的数量、类型、建筑物组成以及进行动态分析。
Therefore, applying the basic data of geologic survey and computer techniques to realize 3d modeling and visual analysis of engineering geology is the long-term aim we have been pursuing for.
因此，充分利用工程地质勘察的基本资料，运用计算机软件技术，实现工程地质三维建模和可视化分析是人们一直以来追求的目标。
Using 3d visual technique, the precise reservoir geologic modeling is set up and applied in fields.
应用三维可视化技术建立油藏精细地质模型，并将其应用于生产实践。
Visual 3D terrain simulation technology is an important means of virtual reality, which deals with realistic 3D terrain modeling and 3D terrain visualization real-time drawing mainly.
三维地形可视化仿真技术是虚拟现实的重要手段之一，主要研究真实感三维地形建模和三维地形可视化的实时绘制。
The three aspect of the dissertation was discussed: fractal Brownian motion, 3D modeling and visual environment.
本论文从分形布朗运动，三维地形建模和虚拟环境三个方面逐步进行了深入讨论。
In aspect of database modeling, the fields of tables have been selected according to function of visual yard, in order to drive 3d yard.
在数据库建模方面，遵循本系统预计实现的功能选择数据库相关表的字段，从而实现三维堆场的驱动。
Finally, shows the 3d visual model of a real ore body constructed by the modeling system.
最后利用该系统展示了一个实际矿体的三维可视化模型。
The thesis studies the VR modeling techniques of virtual scene and 3D sound according to the development of Visual Vehicle Simulation System.
论文结合汽车驾驶模拟器视景系统的开发，对虚拟场景中的几何建模技术、声音建模技术进行了研究。
The thesis studies the VR modeling techniques of virtual scene and 3D sound according to the development of Visual Vehicle Simulation System.
论文结合汽车驾驶模拟器视景系统的开发，对虚拟场景中的几何建模技术、声音建模技术进行了研究。
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