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Geographical information system and map carrying a graphical representation for application in such a system
Geographical information system and map carrying a graphical representation for application in such a system
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机译:带有图形表示的地理信息系统和地图,可在这种系统中应用
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摘要
system of information of a plurality of adjacent patterns and an optical reading means is characterized in that each pattern is represented by a block of (30) and the optical reading means is a scope covering some reasons in addition, djacents, the system comprising a database, by the means of reading the addressable.
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