The effect of the back-ground noise is effectively rejected due to the bispectral technology.
由于采用了双谱技术，脑电背景噪声的影响得到有效的抑制。
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。
Due to its low power spectral density, the direct sequence spread spectrum signal is always submerged with the back-ground noise, so that it is difficult to reconnoiter the signal.
直接序列扩频信号具有较低的功率谱密度，信号淹没在背景噪声中，侦查难度较大。
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 purpose of a balanced line is to transfer a "signal" from one place to another while rejecting "ground noise", which is not white noise or hiss, but power line related hum and buzz.
平衡传输线，是将信号从一个地方传到另一个地方的同时抑制“接地噪声”。
Due to its low power spectral density, the Direct Sequence Spread Spectrum signal (DSSS) is always submerged with the back-ground noise, so that it is difficult to reconnoiter the signal.
直接序列扩频信号具有较低的功率谱密度，信号淹没在背景噪声中，侦查难度较大。
With its low noise output and rugged design, the 55lq2 is for military and aerospace programs, including airborne, shipboard, and ground applications.
由于具有低噪声输出，并采用了加固设计，它能用于军事与航空应用，包括机载、舰载和地面应用。
A sonic boom is the thunder-like noise a person on the ground hears when an aircraft or other type of aerospace vehicle flies overhead faster than the speed of sound or supersonic.
音爆是当飞机或其它类型的飞行器以超音速飞过头顶时，地面上的人听到的类似雷声的噪音。
With this shield in place, the noise current generated by the electrostatic voltage source and the coupling capacitance flows through the shield to ground rather than through the signal conductors.
有了这种屏蔽，由静电电压源和耦合电容产生的噪声电流就经过屏蔽流到地，而不再流过信号线。
Significant errors can be generated by noise sources, which include Johnson noise, magnetic fields, and ground loops.
噪声源能够产生很大的误差，噪声的来源包括约翰逊噪声、磁场和地回路等噪声。
Lauder, who has tested out the jetpack twice, said when you're on the ground and preparing for takeoff, there's a lot of vibration and noise.
Lauder已经测试过这种飞行器两次了，认为当你在地上准备起飞时，飞行器会产生巨大的震动和声响。
TV target tracing system has following features: real-time, image indistinctness on the ground of dynamic tracing and external environmental distortion, high noise background intensity and so on.
电视目标跟踪系统实时性强，由于是动态跟踪和外界环境干扰，所以导致图像不清晰、背景噪声较强。
The ground connection of the light current system, mainly working grounding, aims to prevent electromagnetic noise and assures the equipment to work steadily and reliably.
弱电系统的接地以工作接地为主，目的是为了防止电磁干扰，保证弱电系统中设备稳定、可靠工作。
In the thesis, the video echo of the airborne PD radar was simulated. The simulated echoes include the signals of the target, the ground clutter and the noise.
本文研究的雷达视频回波信号模拟与仿真是针对机载下视脉冲多普勒雷达，包括目标信号、地杂波信号和噪声信号的模拟与仿真。
The power spectral density function of ground acceleration can be described as filtered white noise applied on each support point.
地面运动加速度功率谱模型为零均值的平稳高斯过程，描述为过滤白噪声施加于支撑各点。
A boundary element model is established, making use of the ANSYS. In the noise simulation SYSNOISE is applied to get estimable simulation results of aircraft noise close to ground.
建立了某型军用飞机的ANSYS边界元模型，用声学有限元-边界元仿真软件SYSNOISE进行了噪声仿真，获得了飞机噪声在地面附近的辐射结果。
Aircraft ground support equipment - General requirements - Part 4: noise measurement methods and reduction.
飞行器地面支持设备。一般要求。第4部分：噪声测量方法和噪声降低。
The former one restrains the source of interference, turns down the noise triggered by power and lays out rationally the ground wires and power wires.
硬件技术如抑制干扰源、减小电源噪声、合理布局地线及电源线等。
It embodies the visual limit between the public and private realms, while it shelters the upper domains from noise pollution and the mechanical equipment on the ground-floor.
它体现了公共和私人领域之间的视觉界限，虽然在卧室有噪声污染并且楼下有机械设备。
This paper describes the method of Lowering PWB noise using condenser film, can lower resonance between the power supply layer and the ground layer and power supply ripple voltage effectively.
概述了利用电容膜降低PWB噪声的方法，可以有效地降低电源-地线层之间的谐振和电源脉动电压。
With the limitation to the ground capacitance by inverter, it is difficult to suppress the severe common-mode noise by large CM filter.
由于逆变器电源对输出接地电容的限制，对严重的共模电磁干扰难以用大容量的共模滤波器抑制共模噪声。
Random noises have uniform rules and they comprise of circumstance noise, measurement error and ground microseism.
而随机噪声没有统一的规律，它包括环境噪声、测量误差、地面微震等。
Fast switching signals, such as clocks, must be shielded with digital ground to avoid radiating noise to other parts of the board, and must never be run near the reference inputs.
时钟等快速开关信号必须利用数字地屏蔽起来，以免向电路板上的其它器件辐射噪声，并且绝不应靠近基准输入。
The key of corrosion detecting technique of ground grid was to solve the problem of in field current distribution, detecting methods and the noise interfering.
埋地裸金属网现场腐蚀检测技术研究着重解决了现场检测中的电流分散、检测方法、噪声干扰等问题。
A poor ground degrades system performance and can cause noise issues.
一个不好的地面会降低系统性能并且引起噪音发生。
The effect of ground motion noise on the network construction is analyzed.
指出了地动噪声分析对台网建设的作用。
Let the heel touch the ground first, then the full foot, avoiding making any noise.
要让脚跟第一个先接触到地面，然后是整个脚，避免出任何声音。
The seismic ground motion is assumed to be double filtered white noise, and pseudo excitation approach is employed to calculate the random response.
采用双过滤白噪声功率谱模型描述地震动，并用林家浩虚拟激励法进行随机响应分析。
Through analysis and research on the noise and vibration in the test ground of vibratory road roller, measures have been taken to lower the noise and vibration level and good effect has been resulted.
对压路机试车场噪声与振动进行分析研究，采取几项措施的综合治理，试车场的减振降噪取得较好的效果。
The interface circuit may operate without the signal ground connection, but may sacrifice reliability and noise immunity.
接口电路可以在没有连接信号地时工作，但将牺牲可靠性和抗扰度。
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