Russian standards PDF
Air ducts of ships ventilation systems. Nominal diameters of channels and accessories
Document status: Active
Aircraft fabrics made of glass twisted complex threads. Specifications
Document status: Active
Primary magnesium. Method for determination of tin
Document status: Active
Primary magnesium. Method for determination of zinc
Document status: Active
Primary magnesium. Method for determination of chlorine
Document status: Active
Primary magnesium. Spectral method for determination of sodium and potassium
Document status: Active