GOST 14250.4-90

State system for ensuring the uniformity of measurements. Measuring instruments of heat energy hot-water heating systems. Metrological assurance. Main principles

Automation systems and integration. Evaluating energy efficiency and other factors of manufacturing systems that influence the environment. Part 5. Environmental performance evaluation data

Optics and photonics. Optical crystals. Method for determination of bubbles using microscope

Juice products. Determination of D-malic acid content by enzymatic method

Signal-conversion equipment /SCE/ for primary wideband channels. Types and basic parameters

Treated for fire-resistance cotton fabrics. Specifications