1、 NORME INTERNATIONALECEIIEC INTERNATIONAL STANDARD 60534-8-4Deuxime ditionSecond edition2005-08 Vannes de rgulation des processus industriels Partie 8-4:Considrations sur le bruit Prvision du bruit gnr par un coulement hydrodynamique Industrial-process control valves Part 8-4:Noise considerations Pr
2、ediction of noise generated by hydrodynamic flow Numro de rfrence Reference number CEI/IEC 60534-8-4:2005 Copyright International Electrotechnical Commission Provided by IHS under license with IECNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- Numrotation des publ
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16、t license from IHS-,-,- NORME INTERNATIONALECEIIEC INTERNATIONAL STANDARD 60534-8-4Deuxime ditionSecond edition2005-08 Vannes de rgulation des processus industriels Partie 8-4:Considrations sur le bruit Prvision du bruit gnr par un coulement hydrodynamique Industrial-process control valves Part 8-4:Noise considerations Prediction of noise generated by hydrodynamic flow Pour prix,voir catalogue en vigueur For price,see current catalogue IEC 2005 Droits de reproduction rservs Copyright-all rights
