GOST 3274.0-72

Acoustics. Recommended practice for the design of low-noise workplaces containing machinery. Part 3. Sound propagation and noise prediction in workrooms

Unified system of standards of computer control systems. Computer control systems. General requirements

Filters for compressed air. Test methods. Part 2. Oil vapours

Steel drill pipes for petroleum and natural gas industries. Specifications

Natural gas. Standard conditions of measurement and calculation of physicochemical characteristics

United power system and isolated power systems. Relay protection and network automation of autotransformers (transformers), shunt reactors, controlled shunt reactors, capacitor banks 110 kV and above. Functional requirements