This standard specifies the composition, classification, requirements, quality inspection and confidentiality of basic geographical information digital results in 1:500, 1:1000 and 1:2000 digital elevation models in a plane coordinate system. This standard applies to the production, quality inspection and use of 1:500, 1:1000 and 1:2000 digital elevation models of basic geographical information digital results in a plane coordinate system.
CH/T 9008.2-2010 history
2010CH/T 9008.2-2010 Digital products of fundamental geographic information.1:500 1:1000 1:2000 digital elevation models