查询词典 big noise

Then, main noise sources of the system are modeled by introducing 3-D noise model. At last, the assessment method of the degression of image enhancement algorithm on image noise is proposed.

仿真结果表明：经微光系统传递后，图像中的高频信息变模糊，加入噪声后，信噪比降低；而经过5帧平均算法后的图像质量明显改善，对比度增加。

For example, DPCA has desolately studied in their car body model for noise reducing effect; outer equipment and other connective parts are considered enough for noise reduction, for example, taking test on model of rear-view glass which may produce noise.

例如车身造型充分考虑降低扰流噪声，在外部设备和连接部分都精心研究，比如后视镜这个可能产生噪音的部件，就在模型上进行扰流测试。

For example, DPCA has desolately studied in their carbody model for noise reducing effect; outer equipment and other connective parts are considered enough for noise reduction, for example, taking test on model of rear-view glass which may produce noise.

例如车身造型充分考虑降低扰流噪声，在外部设备和连接部分都精心研究，比如后视镜这个可能产生噪音的部件，就在模型上进行扰流测试。

Based on the simple global noise source, take the noise which is cared by people into account. Get the sound pressure level after processing the noise sources sound pressure. Educe the allowable value of the upper limit, through linking to the sound pressure level which is permitted. Taking the value into the reliability modals established before, found the diplex integral mathematics modals that is restricted.

考虑约束因素的影响，引入人们所关心的噪声，以结构简单的球形声源为基础，在对声源声压做了相对处理后，得到其声压级，结合许用声压级指标，求得许用频率上限值，将该值代入已建立的防共振模糊可靠度模型，建立有约束防共振模糊可靠度计算的双重积分数学模型。

Low noise amplifier can amplify own noise, but its resistance and electric capacity noise should be low.

低噪声放大器除了放大自身噪声外，还需要电阻、电容的噪声也很低。

The noise performance of the electrometer is analyzed in detail and conclude that the input current noise is main factor on noise of the electrometer.

对静电计放大器的噪声性能做了细致的分析，确定了输入电流噪声为放大器噪声的决定因素。

Based on thermal conduction theory, a thermal model is built up to get the effective thermal content and the effective thermal conductivity to be 1.0×10^(-3) W/K and 8.1 μJ/K, respectively, and the temperature-fluctuation noise is nearly 1.73×10^(-10)W/Hz(superscript 1/2). According to the device operating principle and energy equipartition theory of thermodynamics, the mechanical-thermal noise is 9.96×10^(-9) W/Hz(superscript 1/2), and the background noise is nearly 3.22×10^(-11)W/Hz(superscript 1/2), so that the normalized detectivity is deduced to be 9.03×10^6 cmHz(superscript 1/2)/W.

从理论上建立了器件的基本热模型，推导得到器件的等效热熔和等效热导分别为8.1μJ/K和1.0×10^(-3)W/K，温度噪声约为1.73×10^(-10)W/Hz(上标 1/2)；通过器件的工作机理和能量均分原理，推导得到热机械噪声的等效噪声功率约为9.96×10^(-9)W/Hz(上标 1/2)，器件的背景噪声约为3.22×10^(-11)W/Hz(上标 1/2)，从而得出器件的归一化探测率约为9.03×106cm。

So it is suitable for higher receiving point. T-shaped structure has a good reducing noise effect at the area lower than 2m behind the noise barrier. The insertion loss is between 1.7 and 2.4dB higher than that of the erective noise barrier.

在屏障后50m距离、高度20m的插入损失仍能达到3.4dB，比直立形高出3.2dB，适合用于防治高度较高的噪声敏感点噪声。

A technology of VAD, in practice, plays an essential role in noise spectrum estimator. The VAD scheme is frequently employed into noise spectrum estimator as an indicator of updating noise spectrum.

事实上，语音侦测技术使也在噪音估测器中扮演非常重要的角色；一般都采用语音侦测系统的技术作为判断何时追踪噪音频谱变动的指示器。

Noise measurement and analysis instruments: sound level meter, noise dosimeter, noise statistics analyzer, personal sound exposure meter, octave and 1 / 3 octave filter

噪声测量分析仪器：声级计、噪声剂量计、噪声统计分析仪、个人声暴露计、倍频程和1/3倍频程滤波器； 42。

As of Tuesday, Google's results were still censored in China.

截至周二，谷歌的搜索结果仍受中国审查。

In order to make the positive action increase and negative one decrease, the sub-forces of the social factors must be adjusted to form a centripetal force.

在这一过程中，人的主体性发挥是社会有机体健康发展的灵魂。