LY/T 3189-2020 Regulation of resources surveying and evaluating in national park

GB/T 14538 GB/T 21010-2017 Current land use classification LY/T 2933-2018 Guidelines for national park function zoning GB/T 13923-1992 Classify and codes for the national land information GB/T 13923-2006 Specifications for feature classification and codes of fundamental geographic information GB/T 13923-2022 Classification and codes for fundamental geographic information feature GB/T 18317-2001 Classify and codes for the thematic map information GB/T 18317-2009 Classification and code for thematic map information 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 31759-2015 Nature reserve terminology