Tests for electric and optical fibre cables under fire conditions. Circuit integrity. Part 21. Procedures and requirements. Cables of rated voltage up to and including 0,6/1,0 kV
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
