| CASS环境下1∶50000地形图缩编方法探讨 |
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| 引用本文： | 娄丽萍,李国敏,陈艳枝.CASS环境下1∶50000地形图缩编方法探讨[J].华北水利水电学院学报,2011(4):132-135. |
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| 作者姓名： | 娄丽萍 李国敏 陈艳枝 |
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| 作者单位： | 黄河勘测规划设计有限公司测绘信息工程院; |
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| 摘 要： | 结合将1∶10 000地形图缩编更新至1∶50 000地形图的工作实践,介绍了在南方CASS的环境下缩编更新方法的工作流程,阐述了地图缩编综合的策略、要求以及地图各要素缩编综合过程中进行选取、概括的方法,为地形图的缩编更新提供有益的参考.
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| 关 键 词： | 缩编更新 地图综合 工作流程 选取概括 |
Discussion on the Method of Downsizing 1:50000 Topographic Diagrams in CASS Soft Environment |
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| LOU Li-ping,LI Guo-min,CHEN Yan-zhi.Discussion on the Method of Downsizing 1:50000 Topographic Diagrams in CASS Soft Environment[J].Journal of North China Institute of Water Conservancy and Hydroelectric Power,2011(4):132-135. |
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| Authors: | LOU Li-ping LI Guo-min CHEN Yan-zhi |
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| Affiliation: | LOU Li-ping,LI Guo-min,CHEN Yan-zhi (Institute of Mapping Information Engineering,Yellow River Engineering Consulting Co.Ltd.,Zhengzhou 450045,China) |
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| Abstract: | Based on the project practice of downsizing and updating topographic diagrams from 1:10 000 to 1:50 000,the workflow of downsizing and updating topographic diagrams in south CASS software environment is introduced.Especially,the strategy and requirements of downsizing and synthesizing topographic diagrams are presented.Then,the methods to choose and summarize are put forward during the process of downsizing and synthesizing various factors.This would provide an useful reference for downsizing and updating t... |
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| Keywords: | downsizing and updating map generalization workflow selection and summary |
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