Measurement of audio-frequency noise voltage level in sound broadcasting
GB/T17147-1997声音广播中音频噪声电平的测定
While high-frequency sounds tend to be more hazardous5 and more annoying to hearing than low-frequency sounds, most noise pollution damage is related to the intensity of the sound.
虽然高频声音比低频声音更加危险且恼人，大多数的噪音污染损害却与声音强度有关。
While high frequency sounds tend to be more hazardous and more annoying to hearing than low frequency sounds, most noise pollution damage is related to the intensity of the sound.
虽然高频 声音比低频声音更加危险且恼人，大多数的噪音污染损害却与声音强度有关。
The Research on Streaming Audio Media Server of Faulty Noise of Boiler Based on Embedded System;
锅炉故障噪声嵌入式音频流服务器的研究
Robust Speech Recognition Based on Local Time-frequency Analysis;
基于局部时频分析的抗噪声语音识别算法研究
silencer(sound deadener)
噪音消声器（隔音材料）
a noise resembling the bark of a dog.
象狗咆哮的声音的噪声。
not be woken up by(eg a noise or an alarm clock)
声音（如噪声、闹钟）吵不醒
tone-coded squelch system
音频编码静噪通信系统
At last, results from same audio signal with noise are given.
最后给出了带噪声时的相同音频信号的识别结果。
The acoustics of ultrasonic sound.
超音频声音的音响学
frequency modulation noise level on carrier
载波的调频噪声电平
transistor low-frequency noise-meter
晶体管低频噪声测试仪
Noise-Dependent Sound Reproduetion in a Car: Application of a Digital Audio Signal Processor
汽车声重放音量受环境噪声的自动调节技术数字式音频信号处理器的应用
measured noise level [MNL]
量度所得的噪音声级
noise-killing battery
消杂音电池，消噪声电池
Acoustics Design and Noise Control ?
音质设计与噪声控制
audio-frequency amplifier
声频放大器音频放大器