GB/T 20257.1-2007
National Basic Scale Map Schema Part 1: 1:500 1:1000 1:2000 Topographic Map Schema (English Version)
- Standard No.
- GB/T 20257.1-2007
- Language
- Chinese, Available in English version
- Release Date
- 2007
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Status
- 2018-05
- Replace By
- GB/T 20257.1-2017
- Latest
- GB/T 20257.1-2017
- Replace
- GB/T 7929-1995
GB/T 20257.1-2007 history
- 2017 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
- 2007 GB/T 20257.1-2007 National Basic Scale Map Schema Part 1: 1:500 1:1000 1:2000 Topographic Map Schema
- 1995 GB/T 7929-1995 Specifications for cartographic symbois 1:500 1:1000 100 topographic maps
GB/T 20257.1-2007 National Basic Scale Map Schema Part 1: 1:500 1:1000 1:2000 Topographic Map Schema has been changed from GB/T 7929-1995 Specifications for cartographic symbois 1:500 1:1000 100 topographic maps.
GB/T 20257.1-2007 -All Parts
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 20257.2-2017 Cartographic symbols for national fundamental scale maps—Part 2:Specifications for cartographic symbols 1:5 000 & 1:10 000 topographic maps
GB/T 20257.3-2017 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 20257.4-2017 Cartographic symbols for national fundamental scale maps—Part4:Specifications for cartographic symbols 1︰250 000 1︰500 000﹠ 1︰1 000 000 topographic maps