GOST PDF

Measuring relays and protection equipment. Part 27. Product safety requirements

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Microbiology of food, animal feed and water. Preparation, production, storage and performance testing of culture media

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Basic norms of interchangeability. Geometrical product specifications. Geometrical tolerancing. Tolerances of form, orientation, location and run-out

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Sound broadcasting digital. Coding of signals of sound broadcasting with reduction of redundancy for transfer on digital communication channels. A part III (MPEG-4 audio). Main positions

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Gas fired central heating boilers. Type B boilers of nominal heat input not exceeding 300 kW, but not exceeding 1000 kW

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Hydraulic turbines, storage pumps and pump-turbines. Rehabilitation and performance improvement

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