听觉噪音和热量。
Best Current Regulation at Any Level, Without Audible Noise.
最佳电流调节在任何级别没有可闻的噪声。
This optimized design produces less pulsation and additionally allows for the housing to be closed and sealed for significant reduction in audible noise.
这种优化的设计产生低脉动，此外外壳被关闭且密封，这样就大大降低了噪音。
The electromagnetic parameter of power transmission include: power frequency electrical field, power frequency magnetic field, radio inference (ri) and audible noise (an).
输电线路的电磁环境参数主要包括工频电场、工频磁场、无线电干扰和可听噪声四个方面。
Her voice was barely audible above the noise.
一片嘈杂，她的声音只能勉强听得见。
A noise was audible in the house; it was the Lark sweeping the stairs.
屋子里可以听到一个声音；原来是云雀在扫楼梯。
We are constantly surrounded by noise, most of which is not audible to us unless we hold something like a seashell close to one of our ears.
我们经常被噪音包围，大多数噪音是听不见的，除非我们把海贝之类的东西靠近一只耳朵。
Never mind the audible screams and sounds of struggle in the background - all caught on tape-the operator insists she heard no noise on the line.
背景里可以听到的尖叫声和打斗声都被录下，接线员却全然不顾，坚持说她在电话那头什么声音都没听到。
They worked out how sound waves would react between the millions of collisions and then multiplied the noise by roughly 10 billion billion to make them audible to humans.
他们解决了声波是怎样在数百万计的碰撞中产生的，并将其声音放大1018倍使人耳可以听得见。
He had hardly finished when a loud noise became audible on the staircase. They heard a tumult of ascending footsteps, and the old portress saying in her loudest and most piercing tones.
他的话刚说完，楼梯下已闹得一片响，他听见许多人的脚步，走上楼来，又听见那看门老妇人用她那最高最锐的嗓子说。
The noise was audible even above the roar of the engines.
尽管有发动机的轰鸣声，这个噪音还是能够听到。
This current-decay control scheme results in reduced audible motor noise, increased step accuracy, and reduced power dissipation.
此电流衰减控制方案成果在减少声响马达的噪声，提高一步的准确性，并降低功耗。
Blue sky very quiet, no noise, Jing De inner speech and audible sighs.
碧空极静，无任何声响，静得可闻内心的言语和感叹。
There is some CPU noise audible on some frequencies if you use a rubber duck antenna on the front panel.
有一些CPU在某些频率的噪音发声如果您使用前面板上的一个橡胶鸭天线。
They quarreled with such a loud noise that their voices were audible to the neighbor.
他们吵架的声音很大，邻居们都能听到。
In multimedia signal processing, quantization error is a function of input signal and it results in the audible distortion and noise modulation in the audio signals.
在多媒体信号处理中，由于量化误差是输入信号的函数，使得语音信号产生信号失真和噪声调制。
We then calculate the difference between the two measurements and generate a numerical factor of how much noise attenuation the headphones are providing over the entire audible frequency range.
我们然后计算二次测量之间的区别并且引起多少噪声衰减一个数字因素耳机提供在整个可听见的频率范围。
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。
The simulation results show its excellent performance in background noise and musical noise in low SNR condition while keeping very low audible distortion.
仿真结果表明，与传统算法相比，该算法在低信噪比情况下能很好地抑制背景噪声和残余的音乐噪声，同时可保持较好的语音质量。
Her voice was scarcely audible above the noise of the wind.
在风声中，她的声音几乎听不见。
Her voice was scarcely audible above the noise of the wind.
在风中她的声音几乎听不见。
L. f. noise can be better attenuated so as to obtain good attenuation characteristics over the entire audible frequency range by using active noise reduction technique in the closed-air type earmuff.
在密闭型耳罩中，利用有源降噪技术可以较好地衰减低频噪声以使整个可听声频率范围内获得良好的衰减特性。
However, this lift is situated on a busy street and the background noise makes the announcement less audible.
然而，这部升降机位于一条繁忙的街道，当中的环境噪音令到播音较难听到。
However, this lift is situated on a busy street and the background noise makes the announcement less audible.
然而，这部升降机位于一条繁忙的街道，当中的环境噪音令到播音较难听到。
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