railway geographic network 铁路地理网
Highway Network Geographic Information System 公路网地理信息系统
geographic distribution network map 配电网地理图
military geographic information network 军事地理信息网络
Network Geographic Information System 网络地理信息系统
National Geographic Society Kids Network 全国儿童地理教育网络
pipe network geographic information system 管网地理信息系统
water supply network geographic information 供水管网地理信息系统
Study the basic model and algorithms of the geographic network analysis.
分析研究几类基本的地理网络分析算法。
One of ways is that the stations are viewed as "nodes" and rails are regarded as "links", thus a railway geographic network is generated.
一种是以铁路的站点作为“节点”，并以轨道作为“边”，这样生成的网络称为铁路地理网。
A center's service area of a geographic network is broadly applied in practical life. In traditional method, it is expressed by an isochronous area or an equidistance area.
地理网络的中心服务范围在实际生活中应用广泛，传统方法一般用等时区或等距区表示。
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