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Electroacoustics. Hearing aids. Part 8. Methods of measurement of performance characteristics of hearing aids under simulated in situ working conditions
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Console boring bars with fitting at 45 and 7:24 cone shank. Design and dimensions
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Enzyme preparations for the food industry. Method for determining lipolytic activity
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Emissions of pollutants into the atmosphere. Methodology for calculation of emissions of suspended particles PM10, PM2.5
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Blacksmith`s hand and hammer tools. Double-beak anvils. Design and dimensions
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