hydrological analysis

Study the spatial data model, hydrological analysis and terrain analysis based on DEM.

以栅格数据的数字高程模型（DEM）为基础，研究DEM对空间数据的存储格式，水文分析和地形分析算法。

Seasonal Evolution of Englacial and Subglacial Drainage System of Temperate Glacier Revealed by Hydrological Analysis

温冰川冰内及冰下水系季节演化及其水文学分析

This paper introduced multivariate hydrological analysis and estimation methods and the existent problems.

综述了多变量水文分析计算方法及存在的问题.

Extent the existing functions of spatial analysis and hydrological analysis, and it is accomplished that slope units and finite difference meshs are divided automatically.

扩展现有的GIS水文分析和三维建模功能，实现基于栅格数据的边坡单元自动划分和有限差分网格的自动生成。

Hydrological analysis is also an important aspect in DEM digital terrain analysis, and temporal GIS spatial analysis is now a hot topic in the field.

水文分析亦是DEM数字地形分析的一个重要方面，而时态GIS是现在空间分析领域的一个研究热点。

The Hydrological Analysis Method of the Aerial Transmission Line in the Store Floodwater Areas

分蓄洪区架空送电线路工程水文分析方法