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GOST R ISO 389-7 : 2011
Current
Current
The latest, up-to-date edition.
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STATE SYSTEM FOR ENSURING THE UNIFORMITY OF MEASUREMENTS - ACOUSTICS - REFERENCE ZERO FOR THE CALIBRATION OF AUDIOMETRIC EQUIPMENT - PART 7: REFERENCE THRESHOLD OF HEARING UNDER FREE-FIELD AND DIFFUSE-FIELD LISTENING CONDITIONS
Published date
24-01-2013
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