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Acoustics. Determination of sound power levels of noise from air-terminal devices, air-terminal units, dampers and valves by measurement in a reverberation room
Document status: Replaced by GOST 31338-2022
Thermoplastics pipes. Determination of ring stiffness
Document status: Active
Refractories and refractory raw materials. Methods of refractoriness determination
Document status: Active
Hydraulic drive volumetric pumps and motors. Accelerated tests for reliability
Document status: Active