地理空间数据库的英文
例句与用法
- The geographic information system ( gis ) is a tool to use computer system to efficiently capture , store , update , manipulate , analyze and display all of geographically referenced information
地理信息系统（ gis ）是以地理空间数据库为基础，采用地理模型分析方法适时提供多种空间的和动态的地理信息，为地理研究和地理决策服务的强有力工具。 - At first , this paper brings forward its investigative intent and meanings and introduces the features , the basic contents and developing status , etc . gis , as a kind of decision - making and supporting system , is based on geographic spatial database and timely provides many kinds of spatial and dynamic geographic information for serving for geographic research and decision - making ; it discusses and analyses map projection of gis and finds the two directional computation for gauss - kruger can make up the lacks of gis in map projection
本文首先提出研究的目的和意义，介绍gis的特点、基本内容及其发展状况等；地理信息系统作为一种决策支持系统，以地理空间数据库为基础，实时提供多种空间的和动态的地理信息，为地理研究和地理决策服务；探讨和分析gis中的地图投影，发现高斯-克吕格正反算可以弥补gis系统在地图投影上的不足。