Due to its inherent characteristics in reducing low frequency, small pressure loss and simple geometry, the resonant silencer is being extensively used in engine induction noise reduction.
由于共振式消声器具有结构简单、良好的消除低频噪声的性能和流动损失小等优点，因此在发动机进气噪声的控制中得到了广泛的应用。
A damaged exhaust silencer must be replaced immediately.
受损的排气消声器，必须立即更换。
With the optimum design, the performance of the silencer is improved.
并对消声器进行了优化设计，优化后消声器消声效果明显提高。
The design process of a new type of exhaust silencer for some diesel engine models was discussed.
针对某型柴油机排气噪声频谱特性，设计了一种新型阻抗复合式排气消声器。
The aerodynamic quality of dissipative silencer is summarized through the data from theory and experiment.
根据理论与试验两方面的数据，总结了阻性消声器的空气动力性能。
This calculation method put forward by the authors provides a practical basis for the design of the silencer.
本文提出的计算方法对指导消声器设计具有一定的实用价值。
"Right as a trivet now, " said the mechanic as he crawled out from under the car. "I've replaced your silencer.
“修好了，”那修理工从车底下爬出来说道， “我已经更换了你的消声器。”
The present invention relates to an air compressor, especially to a multifunction silencer of an air compressor.
本发明涉及一种空气压缩机，特别是一种空气压缩机用多功能消声器。
One of the effective solutions to suppress the noise radiation is to install a silencer in the water piping system.
在水管路系统中，安装水消声器是降低管路系统辐射噪声有效方法之一。
The bearing, oil seal, silencer and leaf of the fan are wearing parts with limited life and should be changed periodically.
风机的轴承，油封及消声器，叶片等属于消耗品，故有一定寿命，需定期更换。
This paper presents the technique of reducing motorcycle noise and the design method of the exhaust silencer for NF50 motorcycle.
通过NF50排气消声器的设计，介绍了降低摩托车排气噪声的技术及排气消声器的设计方法。
The advantages and shortcomings of the three methods for the prediction of silencer acoustic attenuation performance are discussed.
通过算例分析和总结三种方法预测消声器声学性能的优缺点。
Equipped with pulse filter and silencer, the mill reduces dust and noise greatly, which reaches State Environmental-protection Standard.
脉冲除尘器和消声器的使用减轻了粉尘的污染和噪音，达到国家环保标准。
Engine exhaust noise is one of the main sources of automobile noise, and using of silencer is an important method controlling exhaust noise.
发动机排气噪声是汽车噪声中一个主要声源，消声器是控制排气噪声的一个重要方法。
Based on the achievement in the past, the research is carried to the aerodynamic quality of dissipative silencer from theory and experiment.
本文基于前人的研究成果，针对阻性消声器的空气动力性能分别进行理论和试验两方面的研究。
Eukaryotic gene cis-acting element includes the promoter, enhancer, silencer, which are the specific DNA sequences regulating gene transcription.
真核生物基因顺式作用元件分为启动子、增强子、沉默子，是调节基因转录的特定DNA序列。
The transmission matrix of rigid straight pipe with mean flow and linear temperature gradient is established according to the actual case of silencer.
本文根据消声器在实际工作过程中声管内温度发生变化的特点，推导了考虑气流和线性温度梯度情况下刚性直管的声场传递矩阵。
The design is unique, the power is the smallest, but the efficiency is the highest, and it is provided with Double-silencer, so the noise is very small.
慢速静音粉碎机设计独特，马力最小，效率却佳，并备有双层消音设备，噪音低。
Experiments demonstrate that the honeycomb-like ceramics has an impedance compound structure, the silencer made of which can effectively control vehicle exhaust noise.
通过实验证明，蜂窝陶瓷是阻抗复合性结构，用它制成的消声器对车辆排气噪声可有效抑制。
Expanding and closing technique of core-die of longitudinal seam occlusion machine for automobile silencer and design calculation of such mechanics have been introduced.
介绍了汽车消声器纵缝咬边胀合技术及其咬边芯模机构的设计计算。
The utility model relates to a discharge silencer with raffinate recovering function, arranged on the spiral rod type vacuum pump which sucks gas with coagulability matters.
本实用新型涉及一种设置在吸入含有凝结性物质的瓦斯的螺旋杆型的真空泵的排出管路上的消音器。
Through the design of bending die for the back hoop of silencer, die design analysis and die structure for large cylinder part considering springback compensation was introduced.
通过对消音器后环箍弯曲成形模的设计，介绍了考虑弹复补偿后，较大圆筒件成形模具的设计分析和模具结构。
The characteristics of this product are simple structure, durable, good appearance, convenient for installation, excellent resistance to corrosive, good silencer and good absorber.
该产品结构简单、经久耐用、美观大方、安装方便，具有耐腐蚀、消音吸声、减震等特点。
The exhaust noise generated by a pressure switch is silenced by the exhaust silencer through the pipeline and then diffused in the big cavity, and the noise is significantly reduced.
压力开关产生的排气噪音通过管路到排气消声器消音再到一个大腔体中扩散，使噪音明显降低。
The mechanism of clash noise production, the structure of a noise silencer, the principles and the results of noise elimination are elucidated. This installation has been widely used.
阐述了冲气噪声的产生机理和消声装置结构、消声原理及消声效果，该装置已被广泛采用。
To enhance noise reduction and to improve flow resistance always attend to one thing and lose another in the case of designing silencer for low frequencies noise with high velocity flows.
对需要控制低频噪声的高速气流场合应用消声器，消声量和系统的阻力损失经常成为顾此失彼的二难选择。
This paper introduces the characteristics and PLC control system of rim-crimping machine for automobile silencer tube, which includes machinery, hydraulic and programmable controller technique.
介绍由可编程序控制器控制的，集机械、液压与微机技术为一体的汽车消声器筒体翻边机的特点及其PLC控制系统。
In this paper, the reactance silencer with axis symmetry is analyzed in finite element method so as to establish a mathematic model for the programming of calculation of the trans-mission loss.
通过对轴对称抗式消声器进行有限元分析，建立其数学模型，对传递损失编制程序计算。
The property of the hybrid active silencer relies on the equivalent impedance at the secondary sound source position and the impedance distribution characteristics of the one-chamber pipe itself.
研究结果表明，复合有源消声器的消声效果取决于次级扬声器位置的等效声阻抗以及无源式消声管道本身的阻抗分布特性。
The property of the hybrid active silencer relies on the equivalent impedance at the secondary sound source position and the impedance distribution characteristics of the one-chamber pipe itself.
研究结果表明，复合有源消声器的消声效果取决于次级扬声器位置的等效声阻抗以及无源式消声管道本身的阻抗分布特性。
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