
Cartographic symbols for national fundamental scale maps—Part 1:Specifications for cartographic symbols 1500 11 000 & 12 000 topographic maps
NORM herausgegeben am 14.10.2017
Designation standards: GB/T 20257.1-2017
Publication date standards: 14.10.2017
Country: Chinese technical standard
Kategorie: Technische Normen GB