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《Journal of Geomatics》 2016-01
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Application of Digital Elevation Model in Earthwork

LIU Lichang;Xi'an Engineering Investigation and Design Research Institute of China National Nonferrous Metals Industry;  
Digital elevation model(DEM)which comprises many planes with boundary conditions to simulate the natural terrain,a basic surveying and mapping product and widely used in surveying and mapping,remote sensing,military,engineering construction and other industries.Taking a specific project as an example,this paper introduces a DEM-based calculation method for slope top line by applying the design of slope base line and slope ratio.
【CateGory Index】: TU751
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