GBT13989
GBT13989, Total:2 items.
The international standard classification for "GBT13989" includes: Astronomy. Geodesy. Geography .
The Chinese standard classification for "GBT13989" includes: Map printing .
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
- GB/T 13989-2012 Subdivision and numbering for the national primary scale topographic maps
- GB/T 13989-1992 and numbering for the national primary scale topographic maps
gbt,GB/T 13989-2012,GB/T+13989-2012,gbt gbt,gbt method,iso 13989,ultraviolet gbt,gbt 13989-2012,iso13989,iso/tr13989,gbt series,iso13989+,GBT10044,GBT10046,GBT10,GBT13989,GB/T 13989-1992,GB/T 13989-2012
