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State system for ensuring the uniformity of measurements. State verification schedule for means measuring time and frequency
Document status: Replaced by GOST 8.129-2013
The state system of measurement assurance. Measures of electromotive force (standard cells) and measures of direct electrical voltage. Methods of verification
Document status: Active
Hexagon lock nuts thread diameter over 48 mm. Product grade B. Specifications
Document status: Active
Occupational safety standards system. Respiratory protective devices. Continuous flow compressed air line breathing apparatus. Requirements, testing, marking
Document status: Active
