Electronic map is a new kind of map product. There is no uniform criterion and standard for its making. Therefore, it is necessary to study the laws and rules of electronic map design and production.
电子地图是一种新兴的地图产品，它的制作还没有统一的规范和标准，因此，有必要去研究电子地图设计生产中的一些法则性问题。
The design of form and legend is the basic and necessary work to map-making for every special theme, also the key of standardization and automation for karst hydrogeology maps.
图式图例的设计是每项专题制图工作必不可少的基础工作，也为制图工作实现标准化、自动化的重要环节。
The further discussion of the theory of electronic map, and making a conclusion of design principles and the basic technology of the electronic map.
对电子地图的基本概念、电子地图设计的一般理论进行了较为深入的探讨，总结出电子地图的设计原则以及制作电子地图所需的基本技术。
The flood risk map was used in risk information inquiring, flood evaluation, design of emergency and refuge plan to form an integrated system of risk management and decision-making.
完成风险信息查询、灾害评估以及抢险与避难方案的设计等，并形成一套完整的风险管理与决策支持应用系统。
The flood risk map was used in risk information inquiring, flood evaluation, design of emergency and refuge plan to form an integrated system of risk management and decision-making.
完成风险信息查询、灾害评估以及抢险与避难方案的设计等，并形成一套完整的风险管理与决策支持应用系统。
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