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- noise source coefficient 噪声源系数
- W is a zero mean white noise source. W是一个零均值的白噪声源。
- Use of shield for return current to noise source. 用屏蔽体作为负载电流的返回路径。
- This is avoidable by arranging the barriers to encircle the noise source. 要避免上述情况出现，可安排以屏障围绕噪音源头。
- The EMI noise source impedance of an SMPS is essential in EMC design. 开关电源的电磁干扰噪声源阻抗在电磁兼容性设计中是个非常重要的参数。
- This paper presents the acoustical holography method which can be used to identify noise source on a moving vehicle. 本文提出利用声全息原理,对运动状态下的汽车噪声源进行识别的方法。
- Quadrupole source (30) A noise source in which four parts vibrate alternately in phase. 四極聲源(30)一種分成四部份而相位交替振動的噪音源。
- This article illustrate the acoustic character of this noise source, according to the observation and test cont... 本文通过对昆明东站铁路降噪工程的观测试验项目,探讨了减速顶噪声的特性及治理措施。
- The method of noise source identification and location based on Wave Superposition Method(WSM) is proposed. 提出了基于波叠加的噪声源识别和定位方法。
- Hydraulic impact which engender between proportional valve and hydraulic cylinder is important noise source. 操舵系统中,比例阀前的液压冲击是重要噪声源。
- Boggess, L. B., "The Little Black Fan as a Noise Source", Noise-Con 83, 1983, pp. 217-222. 林育洲，轴流风扇之数值与实验分析，国立台湾科技大学机械工程技术研究所硕士论文，1998年7月。
- Reverberation room is the special test room that is used in acoustics, in the measurement of sound absorption coefficient in random incidence and determination of sound power levels of noise sources, the reverberation room is used very extensively. 摘要混响室是声学专业的实验室用房，它在测量声波无规入射时材料的吸声系数和测量噪声源的声功率级中得到了广泛应用。
- The measuring method of switch power supply EMI noise source internal impedance IA also disclosed. 同时还公开了利用本发明装置测定开关电源EMI噪声源内阻抗的方法。
- Analytical results show that the unusual noise source is chiefly due to unsteady combustion. 测试结果表明，国产机噪声异常主要是由于不稳定燃烧造成的。
- In fact any resistor is a much more complex device containing, at the very least, an inductance, a noise source, a capacitor and two thermocouples. 然而，电阻器的电路模型远不是这么简单，它包含更多的内容，至少包含一个电感、一个噪声源和两个热电偶。
- The method of sound array can also be feasibly used in the other mechanism or electric equipment to identify noise source. 进一步说明声阵列方法在工作环境中有效实现机械或电气设备噪声源定位的可行性。
- The interference between points in the area noise source and the diffraction caused by wall were taken acount of in the calculation. 在对声场的理论计算中分别考虑了面声源中各点间的干涉和由壁障引起的衍射。
- So it is important to research the noise from photomultiplier itself, for example, different kinds of noise source, noise characters and so on. 也就是说,在一个给定的时间间隔里输出脉冲的计数提供了光子撞击光阴极速率的测量。
- The noise is reduced clearly by using fuzzy identify method, acoustic insulating material and orienting the noise source accurately. 运用模糊识别的方法,精确定位噪音源;采用消音材料、装置等显著降低各类噪音。
- The news comes from a reliable source. 这消息来自可靠的来源。
