Administrative border is one of the most important constituent parts of the national basic geography information.
行政区域界线是国家基础地理信息的重要组成部分。
One of the basic works of an electronic geo - information system is to collect information about geography location of the Earth from one or some maps of the spherical Earth.
电子地理信息系统的关键工作之一是录取地理位置信息，即从科研地图上录取用户关心的某些特殊位置的位置信息。
This established an important base for studying language geography of Yunnan province and then seting up the basic paradigm of regional language geography.
这为全面研究中国云南的语言地理进而构建区域语言地理学的基本范式奠定了重要的客观基础。
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