State system for ensuring the uniformity of measurements. Standard reference data. Carbon monoxide, liquid and gaseous. Density, enthalpy, entropy, isochoric and isobaric heat capacities at temperatures from 70 K up to 500 K and pressures up to 100 Mpa
Safety of household and similar electrical appliances. Part 2-51. Particular requirements for stationary circulation pumps for heating and service water installations
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