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

• The transfer matrix method and unsteady flow analysis method are commonly used in the study of acoustic performance of exhaust noise muffling system of internal combustion engine.
  在内燃机排气消声系统的声学性能研究中，常用的有传递矩阵法和非定常流动分析法。
• 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。
• On the Purification of Automobile Exhaust Gases and Muffling
  汽车排气的净化与消声
• Studies on Muffling Characteristics of Exhaust Muffler with the Boundary Element Method
  用边界元法研究排气消声器的消声特性
• Testing Education Lowering the Banners, but not Muffling the Drums, Quality Education Hard to Step Forward& On the Present Situations of Current Middle School Education
  应试教育旗偃鼓不息，素质教育举步维艰&也谈目前的中学教育现状
• The maximum level of muffling being taken as object function, the parame-ters of muffler's whole structures have been optimized by using the method of dynamic transfer matrix analysis.
  本文用消声器动态传递矩阵分析方法，以最大消声量为目标函数，对消声器的总体结构参数进行了优化。
• 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。
• The perforating shield contributes a lot in improving the muffling effect and at the same time has a function of eliminating the pulsating sound in the engine exhaust-ing noise.
  穿孔屏对改善消声效果有较大的作用，同时，对发动机排气噪声中的脉动声有较好的消除作用；
• With the three dimensional boundary element mathematical model. simulation of transmission loss of the muffling structure is carried out.
  利用三维边界元数学模型对消声结构传递损失进行了仿真计算。
• 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）。