muffling

英 [ˈmʌflɪŋ]

美 [ˈmʌflɪŋ]

v.  压抑(声音); 使(声音)降低; 使听不清; 裹住，覆盖，蒙住(以保暖)
muffle的现在分词

柯林斯词典

• VERB 使(声音)低沉;使(音量)减弱
  If somethingmufflesa sound, it makes it quieter and more difficult to hear.
  1. Blake held his handkerchief over the mouthpiece to muffle his voice...
     布莱克把手绢包在话筒上，以使自己的声音听起来模糊不清。
  2. She heard a muffled cough behind her.
     她听到身后一声低沉的咳嗽。

双语例句

• Based on the test and the muffling principle, the optimizing program to the exhaust noise is determined.
  在噪声试验的基础上，本文根据排气噪声产生的机理以及消声器的消声原理，确定改进优化设计方案。
• Research on the Muffling Characteristics of the Serial-parallel Inlet and Exhaust Manifold of Motor Vehicle Engine
  汽车发动机串并联进排气系统消声特性的研究
• The results show that spongy aluminium alloy has an advantage of muffling the noise caused by air power.
  结果表明，泡沫铝在消除空气动力噪声方面具有优越的性能。
• Study of the muffling behaviou of an acoustical splitter in a water-filled duct ⅰ. Theoretical Analysis
  充水管道声分隔片消声性能研究Ⅰ.理论分析
• On the Purification of Automobile Exhaust Gases and Muffling
  汽车排气的净化与消声
• Acoustic transferring matrix method and sound wave finite element analysis method have been employed respectively to perform calculation for the muffling characteristics of the serial-parallel piping of the inlet and exhaust manifold of motor vehicle engine, and meanwhile physical measurement has been carried out for the engine.
  对汽车发动机进排气系统的串、并联管道系统的消声特性，分别用声学传递矩阵方法和声波有限元分析方法进行了理论计算，同时对发动机进行了实测。
• The sound absorbing device ( 22) is provided with a plurality of mutually different absorption areas ( 24) on the aspect of depending on the muffling performance of the frequency.
  吸声装置（22）具有多个在其取决于频率的消声性能方面相互不同的吸收区（24）。
• The results show that the precision is higher than that of one dimension planer wave calculation on the exhaust silencer frequency property and the muffling magnitude.
  结果表明，无论是频率成分还是消声量，二维有限元分析结果较一维平面波分析的精度有了进一步提高。
• This article deals with the research of two exhaust mufflers made of porous metal-function material-spongy aluminium alloy and the contrast test of their muffling performance.
  研究了多孔金属功能材料&泡沫铝制成的两种结构的消声器，进行了消声性能对比测试。
• Noise isolation, noise absorption and muffling are individually applied to each region in accordance with their feature.
  根据不同分区内噪声的特点，在不同控制区分别采用隔声、吸声和消声等噪声控制技术。