Space systems. Nonmetallic materials based on ceramic-matrix and carbon-carbon composites used as rocket engine thrusters parts (orientation and correction pulse). Classification. Nomenclature of indices
Air transport. Safety management system of helicopter activity. The standard guide on safety management system for maintenance and repair services suppliers. Main provisions
Occupational safety standards system. Personal protective equipment against falls from a height. Retractable type fall arresters. General technical requirements. Test methods