GOST R 58871-2020

Tin-free pressure-worked bronzes. Grades

Moulding sands. Methods for determination of calcium oxide

Raised countersunk head wood screws. Construction and dimensions

Textile materials and products. Determination of pH of aqueous extract

Optics and optical instruments. Test lenses for calibration of focimeters. Part 2. Test lenses for focimeters used for measuring contact lenses

Methods for creating maps of operating modes of an electronic component base based on mathematical modeling and virtualization of tests of an electronic component base and electronic equipment for external influencing factors during design