This paper introduced the method of geometric constraint adjustment for objects in digital topographic map .

主要对数字化 地形图对象进行几何约束平差。

Approaches Used in the Course of Groundwater Environment Engineering GPS in the underwater topographic survey engineering

对地下水环境工程授课方式的探讨GPS在水下 地形测量工程中的应用

Because all topographic factors may affect the results especially in mountains and hilly regions .

尤其是在重山峻岭和山丘地区 搞 重力 测量，因为所有的 地形因素均会影响测量结果。

They differ somewhat from bathymetric charts which are virtually topographic maps of the ocean floor .

它们与水深图稍有不同，后者实际上是洋底 地形图。

Research on Topographic Correction Methods for Remote Sensing Image and System Implementation

遥感影像 地形 辐射校正方法研究与系统实现

Application of GPS-RTK Technology in Topographic Map Surveying for Small Area

GPS-RTK技术在小区域 地形图测量中的应用

The topographic map contains a large amount of elevation information and is an important source of DEM data .

地形图中包含了大量的高程信息，是DEM数据的重要的来源。

The symbolization of spatial topographic data based on AutoCAD

基于AutoCAD中实现空间 基础数据符号化

Analysis of the correlation between the InSAR DEM accuracy and topographic features

InSARDEM精度与 地形特征的关系分析

It also provides a case study on color scan of topographic map .

对彩色扫描 地形图进行了实例研究。

Basic mapping is topographic mapping made from new surveys .

基本地图就是 地形 图，它是根据新的 实测成果制作的。

Research on the Generalization Methods of Large Scale Digital Topographic Map

大比例尺数字 地形图缩编方法的研究

The paper introduced the topographic characteristics historical evolution navigation obstacle property and harness program of the beaches .

简介了该浅滩群的 地形概况和历史演变过程，碍航特性和整治方案；

Application Skills of Digital Mapping in the Topographic Map Revision

数字化测图在 地形 图修测中的应用技巧

Large-Scale Topographic Maps Updated Technical Methods of Research and Understanding

大 比例尺 地形图更新技术方法研究和认识

This article mainly discusses the feasibility of integrative surveying which combine the vertical section and transect with topographic survey .

主要探讨了道路工程中的纵横断面和 地形一体化测量的可行性及几种作业方法的比较。

Application Research of Multi-beam Sounding System in Underwater Topographic Survey

多波束测深系统在水下 地形测量中的应用研究

This paper discusses the method of digital mapping in surveying and mapping of topographic map by employing an actual example .

通过工程实例介绍了数字化成图技术在 水库 库区 地形图测绘中的应用。

The article proposes a new topographic correction approach in analyzing TM images in forest terrain based on the SCS and STS models .

基于山地遥感 地形校正方法中的STS朗伯体模型和SCS模型，结合TM影像，提出了一种新的森林地形校正方法。

Application Research of the GPS on Underwater Topographic Survey

GPS在水下 地形测量中的研究与应用

Analysis of GPS-RTK Technique Based on Digital Topographic Survey

基于数字 地形测量的GPS-RTK技术应用分析

The paper presents several effective technique adopted in the implementation of an automatic plotting system for the engineering topographic maps .

介绍了工程 地形图自动绘制系统实现过程中所采用的几个有效技术。

However the features of topographic information of these DEMs have not been clarified .

然而，对于这些DEM数据的 地形信息容量特征却未能从理论上予以阐明。

Soundness of the rock surface must be included in the topographic study .

岩石表面的坚固性，必须包括在 地形研究之内。

In this region of convergence we find the deepest earthquakes great topographic relief and intensive volcanic activity .

在这种聚合地区，我们发现了最深的地震，巨大的 地形起伏和强烈的火山活动。

This paper discusses the renewable method of mine topographic map of underground mining .

论述了井下开采矿井矿用 地形图的更新方法。

In this paper the principle of GPS underwater topographic survey without tide gauge is first introduced then the methods of data collection and processing are discussed .

介绍了GPS无验潮水下 地形测量的原理，探讨了其数据采集与处理方法，并对GPS无验潮水下 地形测量的精度和特点作了说。

Application of Affine Transformation Model in Topographic Map Coordinate Conversion

仿射变换模型在 地形图坐标转换中的应用

Design and Development of Topographic Map Querying System Based on Web

基于Web的 地形图查询信息系统设计与开发