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State system for ensuring the uniformity of measurements. Standard reference data. Parahydrogen, liquid and gaseous. Density, enthalpy, entropy, isochoric, isobaric heat capacities and speed of sound at temperatures from 14 K up to 1000 K and pressures up to 100 MPa
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Electric motor-operated hand-held tools, transportable tools and lawn and garden machinery. Safety and test methods. Part 2-9. Particular requirements for hand-held tappers and threaders
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Windows and door blocks. Method of measurement of sound insulation
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Industrial automation systems and integration. Manufacturing software capability profiling for interoperability. Part 1. Framework
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