Flow Disturbance Obstructions along the path of the flow of the turbulent air generated noise.
气流扰乱沿着气流路径所遇到的阻碍而造成的扰流会产生噪音。
One of these constraining factors is self generated noise within the analog to digital converter.
这些制约因素之一是在模数转换器内自生的噪声。
We have discussed the role of a current-driven shield carrying an equal and opposite current to reduce generated noise by reducing the magnetic field around a conductor.
上文探讨了载流屏蔽体的效果——让包围导线的屏蔽层带有大小相等、方向相反的电流,从而抵消磁场,降低干扰。
These levels come from outside activities that penetrate the classroom structure, from teaching activities, and other noise generated inside, which can be exacerbated by room reverberation.
这些(噪音)可以是穿透教室建筑结构的室外活动声、教学活动的声音以及室内产生的其它各种声响,这些声音都会因为房间的回声效果而被放大。
Children with auditory function deficit are potentially failing to learn to their maximum potential because of noise levels generated in classrooms.
由于教室里产生的的噪音,患有听觉功能缺陷的儿童可能无法最大限度地学习。
Those experiencing these disorders often find sounds such as crowd noise and the noise generated by machinery painful and distressing.
那些经历这些障碍的人常常觉得噪音——如人群的噪音和机器产生的噪音——令人痛苦和苦恼。
It also generated an atmospheric shock wave that travelled around the Earth seven times, and noise from the blast was heard up to 5, 000 km away.
喷发还产生了环绕地球7次的大气冲击波,冲击波产生的噪音5000千米外都能听到。
The research could lead to panels that can charge a cell phone from a conversation or provide a boost of energy to the nation's electrical grid generated by the noise during rush hour traffic.
这项研究可能有助于发明出一种面板,这种面板可以使手机能够靠通话的声音来充电,或者通过上下班高峰期的交通所造成的噪音为国家电力网络提供电能。
In a certain frequency, relief carving machine will be generated, making clear the resonance noise.
在一定的频率下,浮雕雕刻机还会产生机体共振,发出明显噪声。
In a realistic radar detection scenario, the disturbance power generated by thermal noise and clutter is unknown.
在实际的雷达检测环境中,杂波、热噪声等产生的干扰功率通常是未知的。
With this shield in place, the noise current generated by the electrostatic voltage source and the coupling capacitance flows through the shield to ground rather than through the signal conductors.
有了这种屏蔽,由静电电压源和耦合电容产生的噪声电流就经过屏蔽流到地,而不再流过信号线。
The second proposal calls for creating sports programming under the highway, which would "work well with the noise" that is generated by vehicles passing overhead.
第二个方案要求在高架公路下建造体育竞技场开展体育项目,体育项目可以不受桥上来往车辆产生的噪音所影响。
Although, the support generated wasn't exactly inspirational, according to Billingham, who stated that "rarely have so many people produced so little noise."
不过,根据比林汉姆的说法,现场的支持可算不上能鼓舞斗志,他说“很少见到这么多人聚在一起还能如此安静”。
This accuracy isn't limited by the sensitivity of the pickup system, but by the quality of the shaft surface and the noise generated by the rotation.
这不仅限于准确性的灵敏度拾音器系统,但在质量,轴表面和噪声所产生的轮换。
Significant errors can be generated by noise sources, which include Johnson noise, magnetic fields, and ground loops.
噪声源能够产生很大的误差,噪声的来源包括约翰逊噪声、磁场和地回路等噪声。
Analog synthesis often use low-pass filter to remove electronic audio generator generated by high-frequency noise.
模拟合成器常常使用低通滤波器来去除电子音频发生器所产生的高频噪声。
Heat is generated via an air-water-heating pump whereby the blast apparatus, which causes a noise, is placed outside together with the heat exchanger.
通过水汽加热泵装置生成热量,它会在热交换器内产生噪音。
By changing to serial protocols, less noise will be generated and reliability improved.
改用串行协议,将产生较低的噪声,并提高可靠性。
On the basis of analysing composition and testing results of noise generated by high speed punch press the major noise sourse and the noise characteristics are pointed out.
在对高速冲床的噪声组成及其测试结果分析的基础上,指出了主要噪声源及噪声特性。
In laboratory study, all kinds of noise including chaotic noise, are needed to be generated, which iterated with weak periodic signal is used to be signal source.
实验室内研究需要产生包括混沌噪声在内的各种噪声,并叠加微弱周期信号作为微弱信号检测系统的信号源。
The mechanisms of the noise generated in mine ventilation system, mainly in ventilators and electric motors, are analyzed in detail main measures and ways of noise controlling are put forward.
就矿井通风系统(主要针对通风机、电动机)噪声产生的机理进行了较深入的研究分析,并提出其噪声控制的主要措施与途径。
So the signal generated by iteration of simple chaos mathematical model get the feature of randomness and owns the statistical characteristics similar to white noise.
因此,利用简单混沌数学模型迭代产生的信号具有随机性,其统计特性类似白噪声。
The experimental results show that the watermarks generated with the proposed algorithm are invisible and robust against noise and commonly used image-processing technique.
实验结果表明,两种水印算法均具有很好的不可见性,对常见的图像处理操作具有很强的鲁棒性。
The vibration signals generated by the machinery malfunctions are usually covered by the background strong noise.
机械故障产生的信号往往淹没在环境干扰信号之中。
The theoretical limit of sensitivity in any measurement is determined by the noise generated by the resistances present in the circuit.
测量灵敏度的理论极限取决于在电路中的电阻所产生的噪声。
The results of simulation show that adaptive noise cancelling techniques could cancel the strong noise generated by the ship to restrain the noise from disturbing the sonar.
仿真结果表明自适应噪声抵消技术可以有效抵消本舰发出的强噪声,从而抑制本舰噪声对舰载声呐的干扰。
The results of computation and experiment show that an optimal width of the deflecting ring exists to make the noise generated by the outdoor set minimum.
通过计算分析和试验验证,表明空调器室外机导流罩的宽度存在一个最佳值使室外机的噪声最小。
The following principle applies: The higher the current, the more noise is generated in our receiver.
我们的接收机遵循下面的原则:电流越大,接收机产生的噪声就越大。
The multi-parallel- magnification circuits and the band-pass filter can well restrain random interfering noise, especially generated by test run vibration.
适配电路中的多级并联放大电路、带通滤波器对试车过程中的随机干扰信号,尤其是振动引起的噪声具有很强的抑制作用。
In centrifugal pumps, noise includes two parts, one is mechanical noise which is generated by mechanical vibration, and the other is flow-induced noise which is generated by flow field.
在离心泵中,噪声包含两部分,一部分是由机械振动产生的机械噪声,另一部分是由流场产生的流动噪声。
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