GB/T 39624-2020 Technical specification for underwater topographic survey of airborne lidar

GB 12319-1998 Symbols,abbreviations and terms used on Chinese charts GB 12319-2022 Symbols,abbreviations and terms used on Chinese charts GB 12327-1998 Specifications for hydrographic survey GB 12327-2022 Specifications for hydrographic survey GB/T 13989-1992 Subdivision and numbering for the national primary scale topographic maps GB/T 13989-2012 Subdivision and numbering for the national primary scale topographic maps GB/T 17278-1998 Outline for the digital topographic map products GB/T 17278-2009 Basic requirements for products of digital topographic map GB/T 18316-2001 Specifications for inspection, acceptance and quality assessment of digital surveying and mapping products GB/T 18316-2008 Specifications for inspection and acceptance of quality of digital surveying and mapping achievements GB/T 19710-2005 Geographic Information—Metadata GB/T 19710.1-2023 Geographic information—Metadata—Part 1:Fundamentals GB/T 19710.2-2016 Geographic information—Metadata—Part 2:Extensions for imagery and gridded data GB/T 20257.1-2007 Cartographic symbols for national fundamental scale maps—Part 1:Specifications for cartographic symbols 1∶500 1∶1 000 & 1∶2 000 topographic maps GB/T 20257.1-2017 Cartographic symbols for national fundamental scale maps—Part 1:Specifications for cartographic symbols 1∶500 1∶1 000 & 1∶2 000 topographic maps GB/T 20257.2-2006 Cartographic symbols for national fundamental scale maps—Part 2:Specifications for cartographic symbols 1∶5 000 & 1∶10 000 topographic maps GB/T 20257.2-2017 Cartographic symbols for national fundamental scale maps—Part 2:Specifications for cartographic symbols 1∶5 000 & 1∶10 000 topographic maps GB/T 20257.3-2006 Cartographic symbols for national fundamental scale maps—Part 3:Specifications for cartographic symbols 1∶25 000 1∶50 000 & 1∶100 000 topographic maps GB/T 20257.3-2017 Cartographic symbols for national fundamental scale maps—Part 3:Specifications for cartographic symbols 1∶25 000 1∶50 000 & 1∶100 000 topographic maps GB/T 20257.4-2007 Cartographic symbols for national fundamental scale maps—Part 4:Specifications for cartographic symbols 1∶250 000 1∶500 000 & 1∶1 000 000 topographic maps GB/T 20257.4-2017 Cartographic symbols for national fundamental scale maps—Part 4:Specifications for cartographic symbols 1∶250 000 1∶500 000 & 1∶1 000 000 topographic maps GB/T 24356-2009 Specifications for quality inspection and acceptance of surveying and mapping products GB/T 24356-2023 Specifications for quality inspection and acceptance of surveying and mapping products GB/T 32067-2015 Map legends and symbols for marine features CH/T 8023-2011 Airborne LiDAR data processing technique specification CH/T 8024-2011 Airborne LiDAR data acquisition technology specification CH/T 9008.2-2010 Base digital products for geographic information: 1:500, 1:1000, 1:2000 digital elevation models CH/T 9009.2-2010 Base Geospatial Information Digital Products: 1:5,000, 1:10,000, 1:25,000, 1:50,000, 1:100,000, Digital Elevation Models CH/Z 9026-2018 CH/Z 9026-2018 Digital Geospatial Information Digital Products Digital Water Depth Model