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The thesis introduced the actual state of final cooling place blower muffles in HPH-batch type annealing plant,the preasent problems and the aim of improvement.本文从攀钢冷轧厂罩式炉机组终冷台风机消音器的现状、存在的问题和改进的目的进行了介绍和分析。ref汉语字典

According to the analysis of noise characteristics produced in safety valve exhaust steam system in power house,this paper states that adopting muffle can control noise effectively.通过对发电厂安全阀排汽系统产生的噪声特征进行分析,提出采用安装消音器的方式,对其噪声进行控制,具有明显的效果。ref汉语字典

Study of Pressure Pulsation in Discharge Muffler of Rotary Compressor;旋转式压缩机消音器内压力脉动研究ref汉语字典

In this article,on the base of the theory study of sound insulation property of Al-foam,a Al-foam silencer applied to damping gas noise of pipeline was prepared,Experiments show that the sound insulation property of Al-foam silencer is better than coppery silencer prepared by powder metallurgy.本文在对泡沫铝消声性能研究的基础上 ,针对气流噪声问题 ,研制出一种泡沫铝管道气流消音器。ref汉语字典

49 type steam turbine,a perforated plate type composite silencer has been designed by combining the noise-reducing frequency properties of resistant silencer and atomizing silencer.49型汽轮机排汽口排汽温度高、流速快等特点,结合抗性消音器和喷雾消音器的消声频率特性,设计出穿孔板式组合型消音器,其可在较宽的频率范围内消除噪声。