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

• 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。
• 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。
• 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。
• A Study on Theory and Experiment of Sound Muffling Mechanism of ceramic Beehive Carrier for Motor Vehicle Purified Exhaust Muffler
  汽车净化消声器陶瓷蜂窝载体消声机理的理论及试验研究
• Design for the Simulation Experiment of the Electronic Muffling Control System of Engine Exhaust
  发动机排气电子消声控制系统模拟实验设计
• 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
• 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。
• 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
• 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。
• 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。