Iridium. Grades
Document status: Replaced by GOST 13099-2006
Chill moulds. Thickness of walls
Document status: Active
Chill moulds. Cooling pins. Dimensions
Nature protection. Hydrosphere. General requirements for surface and underground water protection against pollution by oil and oil products
Glow discharge thyratrons tubes. Basic parameters
Shut-off device for pressure gauges. Main technical data
