The content of chapter 2 is the foundation of building up electronic chart database.
本文第二章的内容是建立电子海图数据库的基础。
As the basic of electronic chart application system, ECDB (electronic chart Database) decides the function and performance of the system.
电子海图数据库是电子海图应用系统的基础，它决定了电子海图应用系统的功能和性能。
The Plat, basis on the International standards of Electronic Chart such as S-57 , S-52 and Performance standards, includes many fields like computer application, database, management, etc.
平台以与电子海图相关的国际标准S-57、S-52及性能标准为依据，内容涉及到航海数学、图形图像处理技术、计算机数据结构、数据库管理技术等多个学科领域。
In this scene system, Derive ocean geographic information database from actual electronic chart data, and according to these database build ocean terrain and entity model database.
本视景系统从真实的电子海图数据中提取海洋地理信息数据库，并根据这些数据库建立海洋地形模型利实体模型库。
The digital information of electronic nautical chart used by this institute is realized by its system of the automatic generation of electronic nautical chart database.
该系统所用的电子航海图数字化资料以该所的电子航海图数据库自动生成系统完成。
Electronic nautical chart database is an important component of IBS database.
电子海图数据库是综合船桥系统数据库的重要组成部分。
Electronic nautical chart database is an important component of IBS database.
电子海图数据库是综合船桥系统数据库的重要组成部分。
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