GB 7929-1987

Specifications for cartographic symbols 1: 500, 1: 1000, 1: 2000 topographic maps

NORMA vydaná dňa 1.1.1987

The information about the standard:

Designation standards: GB 7929-1987
Note: NEPLATNÁ
Publication date standards: 1.1.1987
Country: Chinese technical standard
Kategória: Technické normy GB