The tests measured range of hearing over low, mid and high noise frequencies.
这些测试测量了对低、中、高频率噪声的听觉范围。
Examples range from contamination of the food or water supply, to high levels of air or noise pollution, a chemical accident, a disease outbreak or a natural disaster.
这方面例子的范围包括从食物或水供应的污染，到空气或噪音高度污染、化学事故、疾病暴发或自然灾害。
And for your large tests, practice filtering and changing your time range to see if you can remove some of the noise from your results.
对于大型测试，尝试过滤和改变您的时间段来看看您是否能够从结果中去除一些干扰数据。
This contributes to outstanding power delivery characteristics in the high-speed range, while the design also helps to minimize intake noise.
这有助于提供杰出的功率特性的高感光度范围，而设计也有利于最大限度地减少摄入噪音。
The noise emission can be also controlled in this way in high frequency range (Fig. 11 and Fig. 12).
在高频范围的噪声辐射也可通过此方法控制（图11和图12）。
The mic also features an extended frequency range response for optimum reproduction and clear sound, while special shock-mounting allows movement of the mic element to greatly reduce handling noise.
麦克风还具有一个最佳的繁殖和清晰的声音频率范围扩展响应，而一些特别的冲击，安装允许麦克风元素运动处理噪音大大降低。
Johnson noise is uniformly distributed over a wide frequency range, so reducing the noise bandwidth effectively decreases the noise in the measurement.
约翰逊噪声在很宽的频率范围内呈均匀分布，所以减小噪声带宽能够有效地降低测量中的噪声。
This article introduces the method of extending noise figure meter HP 8970a measurement frequency range.
本文介绍了扩展噪声系数表hp 8970a测量频率范围的方法。
They measured the noise in a range of pubs and clubs.
他们在一些酒吧和俱乐部中测量了噪音。
Experiments and simulations show that the proposed system can operate in audio switch frequency range without audio noise from the motor load, meanwhile, EMI can be limited to low level.
实验与仿真结果表明：该系统采用音频开关而不导致电机负载的音频噪声，同时使EMI能被限制在低电平。
Use of a variety of rail profiles with a range of contact points improves steering and overall ride quality, and thereby reduces noise and vibration.
可采用多种钢轨廓形，使每种廓形与车轮均有一定数量的接触点，可以提高导向性能和总体的车辆运行质量，从而减少噪声和振动。
Aimed at the characteristics of ut, a receive and adjust circuit is designed, which have character of low noise, wideband, wide dynamic range of input.
针对超声探伤的特点，设计了低噪声、宽频带、动态范围大的接收调理电路。
The sensor also works in a rolling shutter mode with Correlated Double Sampling (CDS) to reduce noise and increase dynamic range.
该传感器还致力于减少噪音和提高动态范围在一个相关双采样（CDS）的滚动快门模式。
Application of this method to corona detection, results show that this method is a availability in restraining image noise and keeping the dynamic range of the camera.
将此方法应用到电晕探测过程，实验结果证明了该方法对图像噪声的抑制有效，保持了相机的动态范围。
Since its unique manufacturing technology, the MEMS geophone has ultra-low noise, larger dynamic range and very high vectorial fidelity performances.
因其独特的制造技术，MEMS检波器具有超低噪声，大动态范围和极高的向量保真度性能。
Airflow noise in duct should be controlled within the range of standard during duct design.
风道设计中要求风道的气流噪声必须控制在允许的范围内。
The iterating process converged for a relatively wide range of myocardium thickness and different noise levels.
迭代过程对较大的心肌厚度范围和不同的噪声水平都能收敛。
The properties of the seismometer are tested by calibration, such as its sensitivity, frequency response, linearity, noise, SNR, transversal effect, dynamic range and so on.
通过电动式标定和振动台标定对地震计的灵敏度、频率响应特性、线性度、横向效应、噪声特性和动态范围进行了测试。
And has high efficiency, low noise, stable performance, small vibration, long life, temperature range of large, advanced structure, easy maintenance and so on.
并具有高效、节能、噪音低、性能稳、震动小、寿命长、温升幅度大、结构先进、使用维修方便等优点。
The final conclusion is: edge technique has high signal to noise ratio, small statistical errors, large measuring range in high accuracy, and can prevent back ground noise in some way.
结论是：边缘探测技术具有高信噪比，很小的测量误差，较大的高精度测量范围，并对背景噪声有一定的抵抗作用。
The integration path can work in wider frequency range and the low frequency output noise is reduced by improving the conventional integration path.
通过对传统双路径滤波器的积分支路的改进，使积分支路的可适用频率范围展宽，而低频输出噪声减小。
Receiver power consumption is determined by dynamic range requirements, controlled by the relationship between the noise floor and the maximum expected signal.
接受器的功耗主要由动态范围的要求确定，由噪底和最大预计信号间的关系确定。
The main objective of LCVCO design is low phase noise, wide tuning range and low power consumption.
LCVCO设计的主要目标包括低相位噪声，宽调谐范围和低功耗等。
The suitable frequency range of noise reduction is suggested.
并在此基础上提出车内降噪的频率范围。
The key of realizing the application in radar system shown in theories and tests is to carry out miniature optical terminal units which have low loss, low noise and large dynamic range.
理论分析和实验表明，制成低损耗、低噪声、大动态范围的小型化光端机是实现雷达系统应用的关键。
Through inductor optimization, the VCO has a low phase noise and a wide tuning range with switched capacitor array and NMOS varactor.
通过优化集成电感的设计，同时采用NMOS管和开关电容阵列作为可变电容，使该设计具有较低的相位噪声和较宽的调谐范围。
From the result, we know the fan noise is mostly a width frequency noise, then obtain the effect of the fan noise on the engine noise in the different frequency range.
试验结果表明，风扇噪声主要是宽频带噪声，并得出了在不同频率范围风扇噪声对发动机噪声的影响。
The application range of the spectral subtraction is expanded by the new noise estimation method.
算法提高了谱减法的适用范围，还在一般谱相减方法的基础上提出了改进的谱相减算法。
We have provided improvements on speed, noise, temperature operating range issues compared with traditional bandgap reference design.
通过对电压源传统设计中关于速度、噪声、工作温度范围方面的研究，设计了一种带隙基准电压源。
The article calculates the mean square root values of pulse noise, observational dynamic range and power spectrum of ground noise of all seismic station bases.
得出了各地震台台基的脉动噪声的均方根值、观测动态范围、地噪声功率谱。
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