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IEC 60534-8-2:1991 ed1.0

Заменен
Industrial-process control valves - Part 8: Noise considerations - Section 2: Laboratory measurement of noise generated by hydrodynamic flow through control valves — 33 стр.
IEC 60534-8-2:1991 ed1.0
Заменен
IEC 60534-8-2:2011 ed2.0
Действует