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Sensory analysis. Methodology. Sequential analysis
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State system for ensuring the uniformity of measurements. D.C. Measuring voltage dividers. Methods and means of verification
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Refractory products for electric-arc steel-smelting furnace lining. Specifications
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Mining. Change over station. General technical requirements
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Explosive atmospheres. Part 20-1. Material characteristics for gas and vapour classification. Test methods and data
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