This standard specifies the composition, classification, requirements, quality inspection and confidentiality of basic geographical information digital results 1:500, 1:1000 and 1:2000 digital orthophotos. This standard applies to the production, quality control and use of 1:500, 1:1000 and 1:2000 digital orthophoto maps of basic geographical information digital results.
CH/T 9008.3-2010 history
2010CH/T 9008.3-2010 Digital products of fundamental geographic information.1:500 1:1000 1:2000 digital orthophoto maps