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IEC 60534-8-4:2005 ed2.0

Заменен
Industrial-process control valves - Part 8-4: Noise considerations - Prediction of noise generated by hydrodynamic flow — 55 стр.
Corrigendum 1 - Industrial-process control valves - Part 8-4: Noise considerations - Prediction of noise generated by hydrodynamic flow — 0 стр.