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Energy efficiency. Submersible bladed pumps and electric motors for oil production. Energy efficiency classes
Document status: Replaced by GOST R 56624-2020
Automobile roads of general use. Bridges and culverts. Technical requirements
Document status: Replaced by GOST R 70072-2022
Bentonite clay for fine and building ceramics. Method for the determination of bentonite number
Document status: Active
Arc welding equipment. Part 4. Periodic inspection and testing
Document status: Active