State system of ensuring the uniformity of measurements. Functional units, sub-assemblies and devices in instruments for measurement of ionizing radiation. Counters of pulses. Methods and means of verification
State system for ensuring the uniformity of measurements. Standard reference data. Liquid and gaseous ethane. Thermodynamic properties, dynamic viscosity and thermal conductivity at temperatures from 91 К up to 675 K and pressures up to 100 Mpa
