Based on review of hydraulic tunnel developments both domestic and abroad, the advance of computer aided design of the tunnel section lining is summarized, the visualization system of hydraulic tunnel section lining design is researched 本文根据水工隧洞建设的发展需要,在分析和总结了目前水工隧洞断面衬砌计算机辅助设计发展状况的基础上,研究了水工隧洞断面衬砌计算的可视化系统。
In practice, it is the basic of the global realization and 3d gis introduction; it is the key to realize the 3d visualization map; it is important in the " digital conservancy ", and provides a archetype system for the 3d visualization system in conservancy area 在实践上,本研究是实现数字地球和三维gis入门的基础;是实现三维可视化地图的关键;在数字水利中具有重要意义,为水利领域的三维可视化系统提供了一个值得借鉴的系统原型。
Scada is usually made up of distributed data acquisition equipments as well as data process and visualization systems on which operator can operate field equipment, view the trend and record alarms . the control system of the heat-setting equipment is comprised of several parts described respectively as follows scada通常包含两个层次的含义:一是分布式的数据采集系统,即通常所说的下位机部分;另一个是上位机,将分散的数据采集上来集中显示、监控。
At last, based on the researched result of the above problematic situation, the three-dimensional visualization system applied to water conservancy has been established combining with experience and practice in the item of " 3d-dynamic simulation system ( derivating the water from changjiang to taihu lake ) " 作者结合参加水利部科技创新项目“引江济太三维模拟系统”的经验体会与实践以本论文的理论研究成果为基础开发了一个适用于水利领域的三维可视化系统。
This paper has researched the 3 ? dimensional modeling 、 data construction 、 real texture mapping and texture edit of urban landscape 、 data exchange with 3d studio and autocad, developed the 3 ? d city modeling and visualization system ( vcm & v ) as one of series products of digital automatic mapping system ( virtuozo ) by visual c + + 5.0 for windows 95 / nt and opengl, integrated vcm & v with gis software mapinfo professional 4.0, build urban 3 ? dimensional visualization gis, and realized 3 ? dimensional visualization of digital chart 本文研究了城市景观的三维建模、数据结构、真实纹理映射和纹理编辑、与三维设计软件3dstudio和autocad的数据交换,以visualc++5.0forwindows95/nt及图形库opengl开发了全数字化测图软件virtuozo的系列新产品??城市景观三维可视化系统(vcm&v),将城市景观三维可视化系统与gis软件(mapinfoprofessional4.0)进行了集成,建立了三维可视化gis,实现了数字地形图的三维可视化。
7 . a set of 3d visualization system is produced by virtue of visualized programme platform according to something in this paper . as well, one 3d terrain module in this system is used in a gis project and makes good effect which proves the importance and practicability of this system to gis 根据本文的有关内容,借助可视化编程环境,开发出了一套三维模块,并将该系统中的三维地形模块应用于一项gis决策支持系统中,取得了很好的实用效果,证明了该系统在gis软件中的重要性和实用性。
It helps researchers and decision-makers to form a clear picture of the problem faced, hasten their understanding and deepen their insight . with vc + + as programming language, a dynamic visualization system of flow field and river bed change process is developed based on tecplot, an excellent graphic platform 可视化将数据所代表的自然现象的过程直观形象地表达出来,有助于研究与决策人员对所面临的问题形成一个清晰的图像,能加速人们的理解过程并深入洞察事物的本质。
In order to explore methods that make user interface adapted to user's characters, the authors researched user's cognitive characteristics, analyzed user interfaces in current cartographic visualization systems, extended the concept of user interface, and designed a priliminary mechanism of an adaptive interface for cartographic visualization system 以地图视觉化系统的用户为中心,通过探讨用户的认知特徵和分析现有地图视觉化系统用户界面设计中存在的一些问题,拓宽用户界面的概念,设计一种地图视觉化系统自适应用户界面的初步机制,探索让系统的用户界面自动地适应用户特徵的方法。
In order to explore methods that make user interface adapted to user's characters, the authors researched user's cognitive characteristics, analyzed user interfaces in current cartographic visualization systems, extended the concept of user interface, and designed a priliminary mechanism of an adaptive interface for cartographic visualization system 以地图视觉化系统的用户为中心,通过探讨用户的认知特徵和分析现有地图视觉化系统用户界面设计中存在的一些问题,拓宽用户界面的概念,设计一种地图视觉化系统自适应用户界面的初步机制,探索让系统的用户界面自动地适应用户特徵的方法。
The advances in computer hardware and software technology, such as remote sensing and geographical information system, digital photogrammetry and real time three dimensional ( 3d ) digital model visualization system specifically, have enhanced the capacity for the management of planning data significantly 电脑硬件和软件科技的进步,特别是遥感及地理资料系统、数码摄影测量和实时立体模型显象化系统(visualizationsystem)的改进,大大加强了处理规划资料的能力。