noise level的例句大全

Discussion on Causes for Rise of Noise Level in Area Protected by Road Noise-barrier

道路声屏障保护区噪声级上升原因的探讨

Prediction and Software of Wayside Noise Level of High Speed Railway

高速铁路沿线噪声的预测计算及软件开发

The noise level intensifies . The hollering of children deepens and distends into LOW EERIE HOWLS.

噪音加大, 孩子们的叫喊声更为强烈,一直扩展到低沉、可怕的嚎叫.

Hua Tian Chor ( Mistake ) and Xin Tiau ( Heartbeat ) probably broke the record in the noise level.

《花田错》和《心跳》或许已经打破了当地的噪音记录.

Each badge measured the sound level coming from its microphone and set the speed of its individual drive motor accordingly, steering the blimp away from areas with greater noise levels.

每个测量标志的声音从话筒的水平，并设置其相应的个人驱动电机转速，转向的飞艇远离领域有更大的噪音水平。

With this filter , the signal-to-noise ratio of a MCG is improved to the intrinsic noise level.

利用它可以使心磁信号的信噪比提高到器件的本徵噪声水平.

Conclusion The fighter aircraft noise level is high enough to induce hearing loss of pilots and ground crew, so as to produce negative effects on recognition performance of phrases.

结论歼击机噪声大，能引起飞行员和地勤人员的听力损伤，并导致工作绩效下降。

A Cornell study, cited by the New Yorker, also found that workers who were exposed to the noise level of an open office for three hours had higher levels of the hormone known as adrenaline, which is associated with the body's stress response.

《纽约客》杂志引用的一项康奈尔研究也发现，处于嘈杂的开放式办公室长达3小时的员工更容易出现肾上腺素增高，而该激素和人体压力大有关联。

The relationship between localizing errors and noise level was discussed on the condition that the source number was known.

在已知源数目的条件下，分析了源定位误差与噪声水平的关系。

The results showed that the average noise level in main engine, auxiliary engine, countershaft and boiler rooms was over 90 dB ( A).

结果表明，舰上的主机舱、副机舱、尾轴舱和锅炉舱的噪声平均超过90dB（A）；

A frequency Synthsizer wtih high spectrum purity, low noise level and fast hoppingcapability is necessary in frequency hopping communication system.

在跳频通信系统中需要频谱纯度高、噪声电平低和具有快速跳频能力为频率合成器。

The result shows that the power spectrum time functions ( PSTF) can discriminate precursors before moderately strong earthquakes, which close to noise level, from the original data.

结果表明，30d、120d、240d周期的功率谱时间函数，能在原始观测资料中识别出接近噪声水平的中强地震前兆信息。

This paper shows how to redesign the building acoustic sound insulation lab without altering its function and structure to gain a reverberation environment of which the background noise level is lower than 15dB ( A) when the ventilation system is working.

文章重点介绍在机械通风和不影响建筑隔声实验室原有的实验功能与结构的前提下如何对建筑隔声实验室进行改造以获得背景噪声低于15dB（A）的混响场实验环境。

To reduce combustion noise of the long-flame oxy-oil burner, some effective measures were taken to stabilize the combustion process at the burner exit. Thereby the noise level of the burner is reduced to that of conventional oil burner.

为了降低长焰氧油枪的燃烧噪音，采用一些行之有效的措施，使燃烧过程能稳定地于枪口开始，燃烧噪音降低到与油枪接近的水平。

Steve Krug, in his book Don't Make Me Think, encourages website managers to "Get rid of half the words on each page, then get rid of half of what's left." This will reduce the noise level on each page and make the useful content more prominent.

史蒂夫·克鲁格，在他的著作《Don’t Make Me Think》中，鼓励网站管理员“去掉每页上一半的话，然后再去掉剩下的一半”。这将降低噪音水平，并让有用的内容在每一页上都更突出。

Two thresholds ( called high threshold and low threshold) are determined based upon the noise level, image contrast and other factors.

掩码边缘的计算过程中包含两个阈值（称为高阈值和低阈值）的确定。其中高阈值是全局阈值，与图像的噪声、对比度等参数有直接关系。

The background noise level of this instrument under the condition of conducted disturbance and disturbance power test is provided.

讨论了监测待测物使用工况的必要性，给出了电流参量测试仪的传导骚扰和骚扰功率的背景骚扰电平。

Effect of Background Noise Level on Measurement

噪声背景值对噪声监测结果的影响

In the process of designing a sensor, principle detect loud noise level index of Piezoresistive sensor is used in this thesis.

在传感器的设计过程中，本文采用压阻原理检测高声级指标的噪声传感器。

Sleep experiments were done in 6 subjects under 3 conditions. ( 1) Quiet, background noise level lower than 45dB ( A);

为探讨在噪声环境中的睡眠防护问题，设计了三种状态的睡眠实验：（1）安静状态，背景噪声低于45dB（A）；