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USGS 30 ARC-second Global Elevation Data, GTOPO30

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University Corporation for Atmospheric Research2026-03-28 收录
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https://ckanprod.data-commons.k8s.ucar.edu/dataset/usgs-30-arc-second-global-elevation-data-gtopo30
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GTOPO30 is a global raster digital elevation model (DEM) providing terrain elevation data with a horizontal grid spacing of 30 arc seconds (approximately 1 kilometer). GTOPO30...

GTOPO30是一款全球栅格数字高程模型(Digital Elevation Model,简称DEM),可提供地形高程数据,其水平网格间距为30角秒(约合1千米)。GTOPO30……
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