regional geological map

A concrete analysis has been made of the methods of regional geological map production based on the GIS and data sources .

对基于GIS的区域地质编图方法及数据源做了具体分析。

Principles and methods of compiling regional environmental hydro geological map

区域性环境水文地质图的编图原则与方法的讨论

Regional marine hazardous geological map is one kind of useful maps in preventing and reducing marine hazards .

区域海洋灾害地质图是目前海洋防灾减灾工作急需图种。