Reduce background noise . sit face - to - face with patient . keep good eye contact and listen attentively 减少附近噪音，与患者面对面坐，保持视线接触及细心聆听，用简单问题引导患者。
Some people like to work with the radio on for they think that a background noise may help them to concentrate 有些人喜欢开着收音机工作，因为他们认为背景噪音可以帮助人们集中精力。
This will prevent the software from accepting hot pixels , random background noise peaks or cosmic ray strikes as real objects 这个设置将对软件排除热噪点、背景噪声尖峰以及宇宙射线有用。
However , background noise and room reverberations in enclosure greatly degrade the effectiveness of acoustic source localization 但由于噪声和混响的存在，使得现有语音定位算法的定位精度较低。
Firstly , the background noise has destroyed the already existing acoustics characteristic of speech signal and model parameter 第一,背景噪声破坏了语音信号原有的声学特征和模型参数,降低语音通信质量。
So far , the only signals detected are bursts of radiation from stars and a murmur of background noise left over from the big bang 到目前为止唯一侦测到的讯号是行星辐射爆发，和宇宙大霹雳之后的背景低声杂音。
On the other hand , would music be reduced to a swirl of background noise once you have it on in a constant flow around the clock 另一方面，让歌曲一天到晚不断地在你耳边流淌，是否导致音乐沦为一种背景噪音呢？
Annex b introduce a voice activity decision ( vad ) algorithm which class speech signal as voice signal and background noise signal Annexb提出了一种静音压缩算法( vad ) ，它将语音信号分为话音信号和背景噪声信号。
The experiment result shows that the approach restrains from the background noise and music residual noise and improved the speech - sound quality 实验结果表明，方法有效抑制了背景噪声和音乐噪声并提高了语音质量。
Background noise can be a problem because european mobile phones always focus on the loudest sounds and throw away the quieter signals 背景噪音可能是个问题，因为欧洲的行动电话总是接收最响的声音，而丢掉比较小声的信号。
