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GOST R 59448-2021
Audiometers.Technical requirements for public procurement
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GOST 17734-88
Knee-type millers. Standards of accuracy and rigidity
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GOST R 8.938-2017
State system for ensuring the uniformity of measurements. National standard. Standard reference data. Liquid and gaseous propane. Thermodynamic properties, dynamic viscosity and thermal conductivity at temperature from 86 К up to 700 K and pressure up to 100 MPa
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