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State system for ensuring the uniformity of measurements. State verification scheme for instruments measuring ethanol content in gaseous and liquid media
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Automatic electrical controls for household and similar use. Part 2-19. Particular requirements for electrically operated oil valves, including mechanical requirements
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Welding and surfacing of equipment and pipelines of nuclear power plants. Modes of welding and surfacing
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Measurement and automation means. Input and output electric coding signals
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