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Fire fighting equipment. Devices for control of breathing apparatuses. General technical requirements. Test methods
Document status: Active
Electromechanical filters. Methods for measuring group delay time
Document status: Active
System of building design documents. Electric lighting for industrial project site. Working drawings
Document status: Replaced by GOST 21.607-2014
State system for ensuring the uniformity of measurements. Contact (stylus) instruments for the measurement of surface roughness. Metrological characteristics of correct filters
Document status: Active