ACUSTICA. EXPRESION DE LAS MAGNITUDES FISICAS Y SUBJETIVAS DE UN SONIDO O DE UN RUIDO AEREO.
ACOUSTICS. EXPRESSION OF PHYSICAL AND SUBJECTIVE MAGNITUDES OF SOUND OR NOISE IN AIR.
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17.140.01 / Acoustic measurements and noise abatement in general
CTN 74/SC 1 - Noise
ISO 131:1979 (Identical)
Cancel: UNE 74010:1976
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