GB 8922-1988

Radiological health protection standard for using sealed radioactive sources in oil and gas-fild logging

NORM herausgegeben am 11.3.1988

The information about the standard:

Designation standards: GB 8922-1988
Note: UNGÜLTIG
Publication date standards: 11.3.1988
Country: Chinese technical standard
Kategorie: Technische Normen GB