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大比例尺基础数字地形图的共建共享
引用本文:余中东,李杰.大比例尺基础数字地形图的共建共享[J].地理空间信息,2007,5(1):117-119.
作者姓名:余中东  李杰
作者单位:1. 宁波国土测绘院,浙江,宁波,315012
2. 鄂东南地质大队,湖北,大冶,435000
摘    要:从城市控制网的建立、基础图的精度要求、数据的分类与编码和各类要素的合理表示等方面,讨论了建设基础数字地形图的优化实施方案。

关 键 词:地形图  地形测量  控制测量  控制网  精度  编码
文章编号:1672-4623(2007)01-0117-02
修稿时间:2006-11-29

Establishment and Sharing of Large-scale Digital Topographic Map
YU Zhongdong,LI Jie.Establishment and Sharing of Large-scale Digital Topographic Map[J].Geospatial Information,2007,5(1):117-119.
Authors:YU Zhongdong  LI Jie
Institution:1.Ningbo Land Surveying and Mapping Institute, Ningbo, Zhejiang 315012, China; 2.Hubei Southeast Geological Team, Daye, Hubei 435000, China
Abstract:This paper discussed the optimization plan of basic digital topographic maps from such side of establishment of urban control network, of accuracy of basic topographic maps, of data classification and coding, and of reasonable showing of various elements.
Keywords:topographic map  topographic survey  control survey  control network  accuracy  codin
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