Item hits: (Results 41-50 of 500)

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	USGS National Hydrography Dataset (NHD) Downloadable Data Collection - National Geospatial Data Asset (NGDA) National Hydrography Dataset (NHD) [科学数据] GCIS, 2015-01-01, GCIS View/Download：1/0
	National Fish Habitat Partnership Data System [科学数据] GCIS, 2015-01-01, GCIS View/Download：1/0
	National Elevation Dataset (NED) [科学数据] GCIS, 2015-01-01, GCIS View/Download：1/0
	1 meter Digital Elevation Models (DEMs) - USGS National Map [科学数据] GCIS, 2015-01-01, GCIS View/Download：1/0
	USGS National Elevation Dataset (NED) 1 arc-second Downloadable Data Collection from The National Map 3D Elevation Program (3DEP) - National Geospatial Data Asset (NGDA) National Elevation Data Set (NED) [科学数据] GCIS, 2015-01-01, GCIS View/Download：1/0
	USGS National Elevation Dataset (NED) 1/9 arc-second Downloadable Data Collection from The National Map 3D Elevation Program (3DEP) - National Geospatial Data Asset (NGDA) National Elevation Data Set (NED) [科学数据] GCIS, 2015-01-01, GCIS View/Download：1/0
	1/3rd Arc-second Digital Elevation Models (DEMs) - USGS National Map [科学数据] GCIS, 2015-01-01, GCIS View/Download：1/0
	USGS National Assessment of Oil and Gas Project - Shale Gas Assessment Units [科学数据] GCIS, 2015-01-01, GCIS View/Download：1/0
	Nadir photographs taken during low-altitude transects of the Arctic Network of national park units and Selawik National Wildlife Refuge, Alaska, July 2013 [科学数据] GCIS, 2015-01-01, GCIS View/Download：1/0
	Multistate Aquatic Resources Information System (MARIS) [科学数据] GCIS, 2015-01-01, GCIS View/Download：1/0

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