GOST ED1 4750-79

Brown coals, hard coals and anthracite. Size classification

State system for ensuring the uniformity of measurements. State special standard and all-union verification schedule for means of measuring of relative dielectric constant of liquids, solid and gases at frequencies 1 - 10 GHz

Dried fruits. Packing, marking, transport and storage

Domestic electric air cleaners for kitchens

Artificial intelligence technologies in education. Functional subsystem for managing the progress of students in additional professional education programs. General provisions and test procedure

Digital instruments and measuring transducers of voltage, current and resistance. General technical requirements and methods of tests