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Mining. Geotechnological risks. General principles for rating geotechnological risks in coal mining
Document status: Active
Middle flow double port actuating device SSI. Types and basic parameters
Document status: Active
National standard of the Russian Federation. Pumps for the trunk oil pipelines. General Requirements
Document status: Active
Rolled products of ferrous metals. Surface defects. Terms and definitions
Document status: Replaced by GOST 21014-2022
