Technical systems and aids for disabled or handicapped persons. Wheelchair tiedown and occupant-restraint systems. Part 2. Four-point strap-type tiedown systems
State system for ensuring the uniformity of measurements. Moist hydrogen. Thermodynamic properties at temperatures from 200 to 400 K, pressures from 0,1 to 10 MPa and relative moisture from 0,2 to 1,0