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Pumps. Shaft sealing systems for centrifugal and rotary pumps. General technical requirements and control methods
Document status: Active
Railway telecommunications. Suspension rules of self-supporting optical waveguide cable on railway contact-line masts and power lines with voltage over 1000 V
Document status: Active
Unmanned underwater vehicles. Classification
Document status: Replaced by GOST R 60.7.0.3-2023