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在对计算机地理信息系统(GIS)进行概述的基础上 ,提出了建立内河电子海图与信息系统 ,并对信息系统在显示和电子海图的可控性能方面进行了描述。本文研究说明 :建立数字化的地理信息系统对船舶航行控制、航道的整治和运输环境的改善将起重要作用。
Based on the overview of computer geographic information system (GIS), the paper proposes to establish inland river electronic chart and information system and describes the controllability of information system in display and electronic chart. This study shows that establishing a digital geographic information system will play an important role in the control of ship navigation, waterway regulation and transportation environment improvement.