This standard specifies the classification, production and distribution marking, technical indicators and technical requirements of 1:10000.1:50000 digital orthophoto products. This standard applies to the production, quality assessment and product distribution of 1:10000 and 1:50000 digital orthophoto map products in digital surveying and mapping production and basic geographic information update and database construction.
CH/T 1009-2001 history
2010CH/T 9009.3-2010 Digital products of fundamental geographic information.1:5000 1:10000 1:25000 1:50000 1:100000 digital orthophoto maps
2001CH/T 1009-2001 Digital products of fundamental geographic information 1:10000,1:50000 digital orthophoto maps
CH/T 1009-2001 Digital products of fundamental geographic information 1:10000,1:50000 digital orthophoto maps was changed to CH/T 9009.3-2010 Digital products of fundamental geographic information.1:5000 1:10000 1:25000 1:50000 1:100000 digital orthophoto maps.