北京市水务普查空间数据采集与处理工作的特点分析

Features of spatial data collection and treatment in water affairs census of Beijing Municipality

水务普查空间数据采集与处理是水务普查工作的关键环节。北京市水普办结合北京自身特点,制作工作底图,变换采集方式,生成国家和北京两套普查数据成果,扎实推进水务普查空间数据采集,体现出精度高、颗粒细、质量好、基础实、保密严等5个鲜明特点。

Acquisition and processing of spatial data is one of key parts in water census. Taking the local feature into full consideration, the Water Census office of Beijing produced the basic maps and changed the mode of acquisition. As a result, two sets of outcomes are generated which helps to advance acquisition of water census,with features of high accuracy and good quality.