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Radiological health protection standard for using sealed radioactive sources in oil and gas-fild logging
Translate name
STANDARD published on 11.3.1988
Designation standards: GB 8922-1988
Note: WITHDRAWN
Publication date standards: 11.3.1988
SKU: NS-896972
Country: Chinese technical standard
Category: Technical standards GB
Latest update: 2025-08-27 (Number of items: 2 213 396)
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