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Noise of machines. Determination of sound power level radiated into a duct for fans and other air-moving devices using a in-duct method
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Integrated microprocessor circuit. Parameters system
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Valve proving systems for automatic shut-off valves for gas burners and gas appliances
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Automobile roads of general use. Rules for description of components of information modelling
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Products and food with improved characteristics. Fresh fruits. General technical conditions
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