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Household and similar electrical appliances. Test code for determination of airborne acoustical noise. Part 3. Determining and verifying declared noise emission values
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Jaw (mouth), end of the wrench and flat-to-flat dimensions
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Internal buildings and structures utilities. Mounting and adjusting of cooling and heating heat pump systems of buildings. Rules of carrying out and control of performance of works
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Integrated circuits. Methods for measuring the AC voltage gain of operational amplifiers
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