terrain sensing

In this paper, two methods are proposed for generating and displaying DTM ( Digital Terrain Model) picture and 3-D remote sensing image by using computer graphics and digital image processing techniques.

采用计算机图形学和数字图像处理相结合的方法，提出两种产生和显示数字地形模型（DTM）和立体遥感图的方法。

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Impact of Air Current Arose by West Wind and Terrain on Sand-Dust Storm Movement Analyzed with Remote Sensing Technology

利用遥感综合分析西风引导气流与地形对沙尘运移路径的影响

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In recent years, with the rapid development of aerospace remote sensing technology. Satellite remote sensing images resolution has been significantly improved. Extracting terrain information from remote sensing images also showed a short cycle, fast, informative and so on.

近年来，随着航天航空遥感技术的不断发展，卫星遥感影像的分辨率得到了显著的提高，从遥感图像中提取所需信息已经成为了人们获得目标信息的重要收集来源。

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In order to increase the efficiency and precision of eveling operation of track dozer, a track dozer model with blade moving straight forward was presented. A crawler dozer model with terrain sensing device was further designed on its basis, and a longitudinal leveling principle was suggested.

为提高履带式推土机平地作业的效率和精度，本文在提出表示铲刀纵前向运动的履带式推土机模型的基础上，进一步设计出带地形探测器的履带式推土机模型，并据此提出纵向找平原理。

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Remote Sensing Terrain Model of Mountain Land Vegetation NPP

基于RS的山地植被NPP遥感地形模型研究

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This paper discusses the design philosophy, global structure and operation sheet of remote sensing library in the terrain feature knowledge library, and parses some key technologies involved in the realization process.

论述了地物波谱知识库中遥感模型库的设计思路、总体结构和运行流程，并就实现过程中涉及的部分关键技术进行解析。

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Further the comparison between three types of data sources related with the large-scale strip terrain ( satellite remote sensing data, digital terrain maps and discrete point data) are given.

研究了卫星遥感数据、数字地形图和离散点数据等三种与大规模带状地形相关的数据源，比较了每种原始数据的获取方式和优缺点。

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Rendering the 3D realistic terrain scene using the remote sensing images

利用遥感图象生成地形三维实景图

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Through 1999 under water terrain obtained by remote sensing and 2002 water depth data obtained by local survey, this paper analysis the riverway erosion and deposition and the sand body movement of the south branch of Yangtze estuary.

以长江口南支为研究区，对通过遥感影像反演出的1999年水下地形和该河段2002年实测水深，进行河道冲淤变化和沙体迁移分析。

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