摘要
洪水风险图是直观反映某一区域洪水风险信息的专题地图,可以作为一种重要的防洪非工程措施,正确进行洪水灾害的预测和评估,对预防灾害、应急处理具有重要的意义。本文主要描述如何通过GIS空间分析技术快速进行洪水分析来制作洪水风险图的方法。
Flood risk map is a kind of thematic map can reflect a regional flood risk information directly,which can be used as an important non-engineering measures against flood,it can predict and assess flood disaster correctly. Flood risk map has important significance on prevention on disaster and emergency treatment in disaster. The paper mainly describes the GIS spatial technology in order to analyze flood,then make the flood risk map.
出处
《测绘与空间地理信息》
2015年第11期106-108,共3页
Geomatics & Spatial Information Technology
关键词
洪水风险图
空间分析
淹没分析
flood risk map
spatial analysis
flood analysis
