They do a better job of stopping outside noise, so you can listen at a lower volume.
它们能更好地阻止外界的噪音，所以你可以调低音量听音乐。
If every part is playing at the same volume, you don't have music, you have noise.
道理就像如果你听的歌曲每一部分都是同样的音量，那不叫音乐，而是噪声。
White noise is helpful to block out ambient noises (particularly prevalent in a big city) — and it's perfectly safe to listen as long as the volume isn't cranked up too loudly.
白噪音对屏蔽环境噪音很有帮助(大城市的环境噪音太普遍了)，只要别把音量调得太高，就非常安全了。
Even for comfortable listening, the radio volume levels required while driving under the conditions assessed in this study are likely to add significantly to the noise exposure level.
即使是很舒服的在听收音机，当处于这项研究中评估的状况下驾驶时，收音机的声音似乎也会对噪音的暴露水平有非常大的影响。
The contact fatigue tester has high contact stress, small volume, low noise, low consumption of test sam-pl, stable driving system and reliable results.
认为该装置具有接触应力大，体积小，噪声小，一次试验耗油量小，试验系统传动稳定，试验结果可信等优点。
The so-called noise is chaotic, dissonant sounds, and more than normal people psychology, the volume of the hearing.
所谓噪音即是混乱、不谐和的声音，以及超过人们正常心理、听觉的音量。
Noise has damaged the hearing of about 10 million Americans, many of them Baby Boomers who listened to hard rock with the volume turned up as far as possible.
噪音已经伤害了一千万美国人的听力。他们许多是婴儿潮中出生的人经常听摇滚而且总是把声音开得很大。
Not bad! White noise is helpful to block out ambient noises (particularly prevalent in a big city) — and it's perfectly safe to listen as long as the volume isn't cranked up too loudly.
不错！白噪音对屏蔽环境噪音很有帮助(大城市的环境噪音太普遍了)，只要别把音量调得太高，就非常安全了。
Although the particles are animating (moving away from the source), added detail is gained by animating the texture coordinates used to calculate the lookup in the the noise volume texture.
尽管粒子是动态的(从原点移开)，但额外的细节是由动态计算纹理坐标来表现体积纹理的不规则表现而产生的。
Constant Volume Constant copper brush sliding contact characteristics of a good grip, noise, interference-free.
恒压卷恒铜刷握良好的滑动接触特性，噪音小，免干扰。
Professor Harvey Dillon from the National Acoustic Laboratories says young people tend to 'binge' on noise levels on a night out, exposing themselves to an overdose of loud volume.
来自国家声学实验室哈维。狄龙教授说，年轻人倾向于彻夜“狂听”音乐，将自己暴露在过量噪音中。
Any noise characteristic of the preamp circuit is attenuated along with the signal, unlike circuits where the volume control is before the input.
与一些音量控制置于输入端的电路不同，这个前级放大器的特征噪声能够随同信号一起衰减。
The Alps potentiometers for volume control are marvelously smooth and noise free, allowing a very gradual increase in sound levels even in the 7-10 o 'clock region.
音量控制电位的阿尔卑斯山是不平凡的顺利和无噪音，使声音的水平在逐步提高非常即使在7 - 10点区域。
If you do have headphones in, keep the volume low enough so you can still hear ambient noise around you.
如果走路用手机时戴着耳机，将音量调低，让自己能够听到周遭的声音。
The inverter has the advantages of lower noise, lower loss, less volume, lighter weight, better output waveforms and without damping circuit.
这种逆变器具有噪音低、损耗小、重量轻、体积小，输出波形好且不需要吸收电路等优点。
So, the power supply system has reduced weight and volume with increased efficiency and decreased noise.
这样，大大地减小了变换装置的体积和重量，提高了效率，减小了听觉噪声。
Results Each of scanning parameter, volume and density affected the noise on ct imaging.
结果扫描参数，受检体的体积及密度均影响CT图像噪声。
This paper provide a new design, it has high accuracy, small volume, simple structure, easy operating and bring and no vibration and noise.
本文提出的机械测量仪设计方案，经试制具有精度高，体积小，结构简单，操作和携带方便、无振动和噪声的优点。
Variable volume piston pump. Swash plate design allows for high efficiency and low noise.
该产品为可变容量柱塞泵。斜板的设计，高效率，低噪音。
The holographic volume gratings and reflection holograms having high diffraction efficiencies and signal noise ratio are also fabricated in experiment.
实验中制作出了高衍射效率和信噪比的体积全息光栅和反射全息图。
SF (b) series adopt special twisted blade design and flange flanging casing, which makes the noise lower and the air volume larger.
本系列风机的叶片采用特殊扭曲孤度设计，机壳采用法兰翻边工艺，使风机噪音更低，风量更大等特点。
The strong points of the compound gear pump are balanced hydraulic pressure of radius, uniform of flow rate, small volume, large displacement and low noise and so on.
它具有径向液压力平衡、流量均匀性好、噪声低、排量大、体积小等优点。
The prior various crossing adopt electric bells or ordinary transistor audible devices, and have the problems of difficult volume adjustment, large noise disturbance, etc.
目前各类道口采用的电铃及一般晶体管音响装置，存在着音量不易调整，噪音干扰大等问题。
Taking noise recognition and noise reduction of traffic volume time series which are commonly used traffic data as example, several experimental results are illustrated.
以常用的交通数据———交通量时间序列的实测数据为例，给出多个噪声识别及消噪预处理的实验结果。
Traditional vibration feeders are mainly driven by electromagnet, which has the deficiency such as large volume, heavy mass, complex structure and loud noise.
电磁振动送料器在工业自动化生产线上已得到了广泛的应用，但其存在噪音大、结构复杂等缺点。
This compressor is provided with small volume, light weight, low noise, small vibration and convenient generalization.
该压缩机体积小，重量轻，噪声低，振动小，便于推广。
Piezoelectric ceramic is used as a second noise source to reduce the volume and mass of the headset.
次级声源采用压电陶瓷驱动，可有效减轻耳罩体积和重量。
Magnetic pump compact structure, small volume, beautiful appearance, low noise, reliable operation, convenient usage and maintenance.
磁力泵结构紧凑，外形美观，体积小，噪音低，运行可靠，使用维修方便。
Magnetic pump compact structure, small volume, beautiful appearance, low noise, reliable operation, convenient usage and maintenance.
磁力泵结构紧凑，外形美观，体积小，噪音低，运行可靠，使用维修方便。
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