输出频率稳定，无电磁波干扰。
其中最可信的解释是海底电缆产生的电磁波干扰。
Among the most credible explanations is electrical disturbance caused by underwater cables.
但是转换波资料往往信噪比不高，面波干扰严重。
But it is always low SNR and serious interference of surface wave.
面波干扰的抑制是陆上地震资料处理的主要问题之一。
Ground roll attenuation is one of the important problems in land seismic data processing.
宽频的扼流线圈主要应用在主机板上用以防止外来的电磁波干扰。
The wide band choke cores mainly used in the PC boards to filters the EMI from the outsides.
该方法极大地提高了在高强度直达波干扰下主动声呐提取目标回波的精度。
This method is greatly increased in the high-intensity direct wave interference under active sonar echo extraction accuracy.
最后，采取了同步码分多址技术和非线性自适应滤波技术来抑制冲击干扰和窄带连续波干扰。
Finally, the S-CDMA and the adaptive nonlinear filter techniques are used to restrain the impulse interference and the narrow-band continuous wave interference.
然后提出了基于幅度动态补偿和分数内插的相位动态补偿技术来实现对直达波干扰抑制方法；
Second, a solution based on amplitude dynamic compensation and fractional interpolated phase dynamic compensation is introduced.
本文提出一种新的合成孔径雷达（SAR）干扰方法：SAR二维余弦调相转发散射波干扰。
A new method of SAR jamming is proposed:the 2-D cosinusoidal phase-modulated repeater scatter-wave jamming.
电磁波干扰(emi)是愈来愈突出的一大环境污染问题，已经不同程度地影响了人们的生产、生活。
The environment problem of Electromagnetic Interference (EMI) becomes more and more outstanding. This problem has already influenced people's life in different degree.
最后给出了跳频通信发信机、接收机以及干扰机成员的仿真模型，分析了频率偏移对多频连续波干扰性能的影响。
Finally, simulation models of FH transmitter, receiver and jammer are presented. The influence of frequency excursion on performance of multi-tone continuous wave jamming is analyzed.
文中介绍了一种基于数字技术的噪声产生系统，能够产生宽带干扰噪声、梳状波干扰噪声和频率凹波干扰噪声三种噪声形式。
This paper introduces a digital noise generating system. It can generate three kinds of jamming noise such as broadband noise, pectinate noise and noise of concave frequency.
聚氯乙烯机械性能好，电绝缘性能优异、化学稳定性能优良，由于采用了新性的铝箔麦拉加铜网编织双层，有效抵抗电磁波干扰。
Has good mechanical, electrical insulation, and chemical properties. It also has the property of anti-electromagnetic wave due to the double- shielded structure.
转换波资料的信噪比较低，有效信号往往被面波干扰淹没，因此需要对面波进行压制，但是将面波作为线性干扰的压制方法很难得到好的效果。
Effective suppression of ground roll is vital to converted wave seismic data processing, but the methods of suppressing ground roll, as linear noise is usually dissatisfactory.
实验结果表明，出现更多睡眠纺锤波的实验者能较好地容忍噪声；于是用高分贝噪声干扰他们的睡眠。
The results showed that patients with more frequent sleep spindles were better able to tolerate noise; it took higher-decibel sounds to disrupt their sleep patterns.
而且黑客似乎只能在塑料键盘上运用这个方法，因为金属会反射出大量的热量干扰波，从而使得红外摄相机无法准确识别。
And the hack only seems to work on plastic keypads — metal returns too much heat noise for the IR camera to reliably discern with keys were just pressed.
第一个晚上出现更多的纺锤波意味着他们更可能免受噪音干扰的影响。
More spindles meant they were more likely to be protected from sleep disruption.
科学家们还将比较分布在世界各地的干涉计的检测结果，以判别信号是真地来自引力波还是来自于本地的干扰。
Scientists can then figure out which signals are from local disturbances and which are from gravitational waves by comparing data from interferometers in different parts of the world.
结果表明：应用该文所介绍的处理方法不但能有效压制探地雷达信号中的随机干扰而且能精确确定反射波的起跳点。
The results demonstrate the cross correlation filter not only can suppress random noise in GPR signal but also confirm exactly the onset of reflection wave.
用这类电缆纪录反射波，干扰噪音比以前应用的各类电缆要小。
Such cables record reflections with less interference from noise than was usually possible with earlier types.
当地震测线穿过沙丘时，地震记录上就出现大量的与沙丘有关的干扰波。
When seismic line passes dunes, there will occur many noises relating to dune on seismic record.
采用爆炸波原理建立了喷流区和喷流干扰区的气动压力计算模型。
The aerodynamic pressure expression at jet location and in the area of jet interaction is established by blast wave principium.
这种干扰波在地震记录的整个时间段上具有很强的能量，并且其频率、相位和振幅可认为基本保持不变。
The interference wave has strong energy over whole time period of seismic records, and its frequency, phase and amplitude can be basically considered to maintain invariable.
虽然人们已经研制出很多压制干扰波的方法，但这些方法各有其局限性，不能较好地适用于实际工程。
Though many methods have been already developed to suppress the interference wave, but all these methods have their own limitations, and consequently can't apply to the engineering project.
虽然人们已经研制出很多压制干扰波的方法，但这些方法各有其局限性，不能较好地适用于实际工程。
Though many methods have been already developed to suppress the interference wave, but all these methods have their own limitations, and consequently can't apply to the engineering project.
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