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Helium-4 liquid and gaseous. Density, enthalpy, entropy, isochoric and isobaric heat capacities at temperatures from 2.5 K to 500 K and pressures up to 100 Mpa
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Ecological requirements for estate properties. Buildings and civil constructions. Method for assessing sustainability taking into account local energy and environmental features
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Screws with washers assembly, manufactured of steel, with flat washers. Washers of hardness classes 200 HV and 300 HV
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