Russian standards PDF
Oscillator, modulator and regulation tubes with anode dissipated power above 25 W. Methods of measurement of direct interelectric capacities
Document status: Active
Kuznetsk Basin coals for coking. Method for determination of oxidized coals zone border
Document status: Active
Roller mechanisms for feeding strip, max. width 125 mm. Basic and coupling dimensions
Document status: Active
Rocks. Method for determination of elastic longitudinal and diametrical waves rate spreading
Document status: Active
Frozen goiter glands. Specifications
Document status: Replaced by GOST 21192-2019