该程序主要应用于规则格网数据中各栅格高程的提取，用于建立数字高程模型。-The program is mainly used in the extraction of the raster elevation in the Grid Data used to establish a digital elevation model.

在一天内提取不规则的降雨（测量）数据，并将其规则格网化基于R语言实现。(Ingest irregularly-spaced rainfall (gauge) data for one day and interpolate them to regular degree grid spacing in R)