1.
Pertaining to continuously present, such as" background illumination", " background noise" .
用于修饰或说明连续存在（的状态），比如“背景亮度”，“背景噪声（本底噪声）”。
2.
Analysis on the hearing threshold value of normal hearing people under different background noises
健听人在不同本底噪声环境中的听阈值分析
3.
Study on Reducing Interferometric Fiber Optic Sensor Background Noise Scheme;
降低干涉型光纤传感器本底噪声方案的研究
4.
Normal hearing people's hearing threshold value under different background noises had significant difference.
统计结果显示,不同本底噪声环境中,健听人的听阈值具有显著性差异。
5.
They are also quite useful in the analysis of noise problems, e.g. that of film grain noise.
它们对分析噪声问题（例如底片颗粒噪声）也是很有用的。
6.
The impaction of typhoon on seafloor ambient noise by analyzing the OBS recording data
利用海底地震仪数据分析台风对海底环境噪音的影响
7.
Liquid-solid Coupled Simulation by FEM/BEM of the Radiant Acoustic Noise of Oil Pan;
油底壳辐射噪声的FEM/BEM液固耦合仿真研究
8.
The Substrate Noise Coupling for Deep-submicron CMOS Mixed-Signal ICs;
深亚微米CMOS混合信号电路衬底耦合噪声模型
9.
Bearing Vibration Noise Pan Drain Plug Welding
减振降噪复合板油底壳螺塞支座的焊接
10.
Sensitivity of geoacoustic parameters to vertical coherence of ocean ambient noise
海底参数对海洋环境噪声垂直相干的敏感性
11.
Perhaps there are so much wailing wind and noisy weeping rain in the world that I have tender feelings trickling sluggishly from the very heart of the earth calmly.
或许世间有太多太多的凄风，太噪太噪的苦雨。我才坦然从大地的心底，涓涓地流出万种柔情。
12.
the noise dropped completely and the boat began to drift gently across the water.
噪音便彻底消失，快艇开始在水面上慢悠悠地漂流。
13.
It is unclear at present how accurately far-end loop noise estimates can be made.
我们不太清楚当前远端环路噪声估计的精确性到底如何。
14.
Studies on the Spatial Structure of Wind-generated Ambient Noise and the Inversion of Bottom Parameters in Shallow Water;
浅海风成海洋环境噪声场空间结构及海底参数反演研究
15.
The Research of X-ray Negative Digital Image De-nosing Method Based on Wavelet Transform;
基于小波变换的X射线数字底片图像去噪方法研究
16.
Study on Noise Measurement of Automobile Gearbox Based on Chassis Synthesis-test Bed
基于底盘综合试验台的汽车变速器噪声检测研究
17.
Researches on Denoising Methods in Medical X-ray Digital Image Based on Wavelet Transform
基于小波变换的医学X射线数字底片图像去噪方法研究
18.
The Application of Perforation Plate in Reducing Oil Sump Noise of Some 6-cylinder Diesel Engine
穿孔板在降低某6缸柴油机油底壳噪声中的应用