GB/T 9862-1988

Method for determining the speed and average gradient of black-and-white aerial camera films

NORM herausgegeben am 20.9.1988

English, Chinesisch -
Elektronische PDF (403.50 EUR)

The information about the standard:

Designation standards: GB/T 9862-1988
Publication date standards: 20.9.1988
Country: Chinese technical standard
Kategorie: Technische Normen GB