GOST 31949-2012

Air transport. Safety management system of helicopter activity. Risk management. The standard guide on safety management system for suppliers of helicopters components. General provisions

Novikov cylindrical gears with double line of action. Calculation of geometry

Rare-earth metals and their oxides. Spectral method of determination of vanadium, iron, cobalt, silicon, manganese, copper, nickel, lead, titanium, chromium

Machines and tractors agricultural and forest potato. Harvesting machines. Methods of testing

Supports for disabled children. General specifications

Constructions for removing flue gases. General requirements