Russian standards PDF
Stiffening diaphragms reinforced concrete of formless molding. Technical specifications
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Products of cellular heat-resistant concrete. Specifications
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Bearings and single components. The procedure for approving the application
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Optics and photonics. Optical details. Method for measuring the total optical loss coefficient and attenuation index
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Inorganic dielectrics. Method for determining the ultimate strength in centrally symmetric bending
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Solid-state pumping generators with thermoelectric cooling. Main parameters
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