
Bs 5793 Industrial Process Control Valves Part 8: Laboratory Measurement Of Noise. Section 4: Prediction Of Noise Generated By Hydrodynamic Flow Through Control Valves (65b (secretariat) 144)
出版:British Standards Institution

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Bs 5793 Industrial Process Control Valves Part 8: Laboratory Measurement Of Noise. Section 4: Prediction Of Noise Generated By Hydrodynamic Flow Through Control Valves (65b (secretariat) 144)
出版:British Standards Institution
专家解读视频