DIN EN 60534-8-3:2011 工业过程控制阀.第8-3部分:噪声控制.控制阀气体动力噪声预估方法(IEC 60534-8-3-2010);德文版本EN 60534-8-3-2011
Industrial-process control valves - Part 8-3: Noise considerations - Control valve aerodynamic noise prediction method (IEC 60534-8-3:2010); German version EN 60534-8-3:2011