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。
• By muffling volume of barrel dissipative muffler is tested in test-bed, muffling volume of A class and each time of spectrum are obtained under various velocity of airflow.
  通过实验台对筒式阻性消声器的消声量进行测试，测得了不同气流速度下，筒式阻性消声器的A声级消声量和各倍频程的消声量。
• 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
• 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。
• 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 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。
• Tests proved in addition to lower production cost the muffling and aerodynamic performance of this new muffler are better than the original one.
  试验证明其消声及空气动力性能均优于原配消声器，此外制造成本也有所下降。
• 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；
• Muffling pool experiment shows that the system meets the design requirements.
  在消声水池的实验证明系统完全达到设计要求。
• But poor product quality and safety problems have played a role in muffling consumer spending.
  不过，产品质量不佳以及安全问题重重打击了消费者的购买积极性。