给出适合铁路列车运行噪声特点的几何发散损失计算方法。
A calculation method for geometrical spreading loss is provided which is adapted to the characteristics of running trains noise.
提出一种渐变式阈值选择与量化策略，以适应信号与噪声特点。
To fit in with the features of signal and noise, a strategy of gradual changing threshold selection and quantization was presented.
针对红外图像和微光图像的不同噪声特点，设计实用、实时的噪声处理系统显得十分重要。
It is very important to design practical and real-time processing hardware systems, which can be applied to both infrared and LLL images.
在分析功耗信号的噪声特点以后，提出了一个信噪比(SNR)的建模方法和相应理论的证明。
Based on the analysis of noise characteristics of the power signals, an approach to modeling the signal-to-noise ratio (SNR) is proposed and corresponding theory is demonstrated.
文章深入分析了高光谱遥感数据中噪声的特点，提出了一种基于平稳小波变换的改进小波滤噪算法。
This paper analyzed the characteristic of noise in hyperspectral data deeply, and puts forward a de-noising method based on stationary discrete wavelet transform (SDWT).
针对压制干扰和质心干扰的特点，分别建立了噪声干扰模型、信号功率衰减模型和质心干扰模型。
To counter the characteristic of suppress jamming and center of mass jamming, this paper establishes the models of noise jamming, signal power attenuation and center of mass jamming.
涡旋机械由于其结构简单、效率高、体积小、噪声低、运转平稳等特点被应用于车用增压器技术中。
Scroll machine which possess characteristics of high efficiency, small bulk, light weight, low noise, simple structure and working smoothly etc, is used in supercharged vehicle engine.
同时，这种井盖还具有绝缘、无噪声的特点。
At the same time, the manhole cover has the characteristics of insulation, noise free.
针对织物图像斑点噪声的特点，采用了一种新的图像边缘检测方法。
There is a kind of noise called speckle in fabric images, so a new kind of edges detection method is adopted.
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。
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.
实验结果表明，基于DSP的磁悬浮轴承数字控制系统具有稳定性好、控制精度高、响应快及噪声低等特点。
The experimental result shows that the DSP-based digital magnetic levitating bearing control system features advantages of high stability, high control precision, fast response and low noise.
特点：产品增益带宽高，输出电容小，噪声系数低。
Features: High gain bandwidth product, small output capacitance, low noise figure.
由于混沌系统具有对小信号的敏感性及对噪声的免疫性等特点，使得混沌在信息检测技术中具有很好的发展前景。
Chaos system is sensitive to weak signals and immune to noise, which make chaos have good prospects in information detection technique.
本文根据某船螺旋桨的噪声测量和激振试验结果，描述了螺旋桨鸣音的特点和产生鸣音的机理。
Peculiarities and mechanism of propeller singing are described based on results of acoustic measurements and vibration excitation tests of a Marine propeller.
对图像中的低频噪声，基于对图像中目标与背景灰度值特点的分析，提出了改进的差分去噪声模板。
An improving noise eliminated difference template based on the analysis of object and background gray value also has been developed to eliminate the low frequency noise in image.
特点：电压，电流，放大高，噪声低，放大线性好。
Features: high voltage, high current, high hFE, low noise, excellent hFE linearity.
特点：高功率增益，低噪声输出，非常低的。
Features: High power gain, low noise figure, very low intermodulation distortion.
根据视觉测量图像质量较好及以高斯噪声为主的特点，提出采用简单的高斯滤波或者SUSAN去噪算法对图像在卡尺范围内进行滤波处理的方法。
The simple GAUSS filter or SUSAN filter will be used to removal the noise in the calipers scope according the characteristic of image quality and GAUSS noise.
分析了“日盲”紫外增强型电荷耦合装置噪声的来源及特点。
The noise source and characteristics of a Solar Blind Ultraviolet Intensified Charge Coupled Device are analyzed.
针对基因表达数据含有噪声的特点，提出了基于总体最小二乘估计的基因表达缺失值估计算法。
Consider the additive noise in the expression dataset, a new method based on Total Least Squares (TLS) is presented.
介绍了雷达接收机噪声及其相关函数的特点。
This paper introduces the characteristics of the noise in radar receiver and its interrelate function.
特点：低噪声，高增益，小封装功耗大。
Features: Low noise and high gain, large PC in small package.
但考虑到城市改建及噪声的特点，目前应该两种方法相结合，并适当增加流动测点。
But, considering the effect of the urban development and the characteristics of noise, it is necessary to combine these two methods and add the unfixed monitoring sites.
总结了现有的几种噪声平滑方法，通过实验验证了各方法的特点和处理效果。
Several noise smoothing methods are discussed in theory and analyzed with experimental results.
针对毫米波图像噪声强、分辨率低的特点，提出了一种新的边缘检测方法。
This paper proposes an edge detection scheme for millimeter wave images, which has low resolution and large noise.
针对图像中椒盐噪声的特点，利用牛顿插值，提出了一种自适应开关插值滤波方法。
An adaptive switching interpolation filter was proposed using Newton interpolation method to remove salt and pepper noises in an image.
三叶型罗茨鼓风机具有低噪声的特点，解决了污水处理设备中应用罗茨鼓风机进行曝气带来的二次嗓声污染的难题。
This type blower has been successfully developed to solve the secondary noise pollution, the difficult problem caused by Roots blowers which are used for the aeration of wastewater.
针对实际工业CT图像存在较强噪声的特点，对切片图像进行预处理。
For the serious noise in practical ICT images, a preprocessing step is adopted for slice images.
介绍了风井噪声的特点、降噪前风井的噪声状况、降噪的目标和要求以及主要噪声源噪声控制。
This paper introduces the features of air shaft noise, the condition of air shaft noise before reduction noise, the goal and requirement of reduction noise and main noise sources control.
本文简述了变压器噪声的特点及产生机理，并介绍了降低变压器噪声的主要措施。
Characteristics and generation mechanism of noise from transformer are explained in this paper. The main measures to attenuate transformer noise is described.
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