Building steel structures
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Product-quality index system. Building. Sanitary ware. Nomenclature of indices
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Quality indicator system. Heating boilers with a heating efficiency from 0,1 to 3,15 milliwatt. Product indicators.
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Quality indicator system. The mechanized and automated package (mobile) boilers. Product indicators.
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Quality indicator system. Heating hot-water boilers with capability up to 85 kilowatt. Product indicators.
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The system of indicators of product quality. Mechanical stokers with stroking bar for heating boilers, heating performance up to 3,15 MW. Nomenclature of indices
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Household devices, working on gas, liquid and hard types of fuel. Terms and definitions
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