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State system for ensuring the uniformity of measurements. Standard reference data. Liquid and gaseous ethane. Thermodynamic properties, dynamic viscosity and thermal conductivity at temperatures from 91 К up to 675 K and pressures up to 100 Mpa
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Refrigerating compressor-condensator units. Test conditions, tolerances and presentation of manufacturer's performance data
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Centrifugal pumps. Technical specifications. Class II
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State system for ensuring the uniformity of measurements. Optics and optical instruments. Field procedures for testing geodetic and surveying instruments. Part 5. Electronic tacheometers
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