noise characteristic

Analysis of the Railway Line Noise Characteristic

铁路线路噪声特点分析

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8D large-sized centrifugal fan was conducted in three respects: outlet throttle regulation, flow-guide regulation and variable speed regulation. Noise characteristic curves under off-design conditions were obtained.

8D大型离心式风机分别进行了出口节流调节、导流器调节和变速调节3种方式下的噪声特性实验研究，得到了变工况下的噪声特性曲线。

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Compared to the other structure filter, this CSF have better line and noise characteristic.

这种滤波器和其他结构滤波器相比，可以获得更高的线性度和更好的噪声特性。

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Exampling type 8K electric locomotive and combining with a field testing, this paper analyzed and researched the main noise sources and the noise characteristic of the cab under various conditions.

以8K型电力机车为例，结合现场测试，分析研究了列车在不同运行情况下司机室的主要噪声源及其噪声频谱特性：常速下，呈低频特性；

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Research on Noise Characteristic of Thick Film Resistance in Routine Reliability Experiment

厚膜电阻例行可靠性实验噪声特性研究

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Experimental Study for Thermal Noise Characteristic of Photomultiplier

光电倍增管热噪声特性实验研究

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By the coordination of the software and hardware, the system can test the noise characteristic of MCP and fluorescent screen assembly.

通过软硬件的协调配合，测试系统能够实现MCP与荧光屏组件的噪声特性测试。

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This paper analysed the noise characteristic of pneumatic rock drill stell. Introducing the harness method of pneumatic rock drill stell noise.

对气动凿岩机钎杆产生的噪声特性进行了分析研究，介绍了钎杆噪声的治理方法。

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The noise characteristic of the train wheel set vibration signal is researched through spectral correlation density function based on the auto-correlation function analysis of additive noise.

以列车运行过程中最常见的加性噪声为例，分析了循环自相关函数的降噪效果。继而研究了谱相关密度函数对列车轮对振动信号中常见噪声分量的降噪特性。

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