1.
any heavy walling is better because the deadening of sound depends on the weight of the wall.
而使用任何一种重墙体都更为合适，这是因为声音衰减的程度取决于墙体重量的缘故。
2.
The more the room is filled with absorbent the faster the sound decays.
房间的吸收率越高，声音就衰减得越快。
3.
Lateral Attenuation of Aircraft Sound Levels Over an Acoustically Hard Water Surface
在声学上硬水表面上方飞机声音强度的侧向衰减
4.
sound attenuation
消声器（噪声衰减装置）
5.
an organ stop resulting in a soft muted sound.
一种减弱声音的调音器。
6.
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。
7.
Express the factors resulting in the attenuation of acoustic waves.
请陈述导致超音波衰减的各项因素.
8.
The Influence of Land Covering on the Traffic Noise Attenuation;
地面覆盖物对交通噪声衰减量的研究
9.
High amplitude noise attenuation based on Gabor transform
基于Gabor变换自适应噪声衰减
10.
Discussion on noise attenuation methods in seismic data processing.
地震数据处理中噪声衰减方法的探讨
11.
Acoustics--Measurement of sound attenuation of hearing protectors--Subjective method
GB/T7584-1987声学护耳器声衰减的测量主观法
12.
STUDY OF ECHO THRESHOLD FOR DIFFERENT KINDS OF SOUND SIGNALS
不同类型声信号的衰减延迟与回声阈的研究
13.
STUDY OF THE ACOUSTIC NONLINEARITY PARAMETERS IN HIGH ATTENUATION BIOLOGICAL MEDIA
高声衰减生物媒质非线性声参量的研究
14.
Ultrasonic Density Meter Design Based on Ultrasonic Echo Attenuation Theory
基于超声波回波衰减理论的超声波浓度计设计
15.
Kraken Marine Acoustic Model and Its Numerical Experiment for Acoustic Propagation and Decay
Kraken海洋声学模型及其声传播与衰减的数值试验
16.
Test methods for communication cable--Crosstalk attenuation test--Comparison method
GB/T5441.6-1985通信电缆试验方法串音衰减试验比较法
17.
attenuation compensator
衰减均衡器衰减补偿器
18.
Test method for bulk acoustic wave attenuation of piezoelectric lithium niobate crystals
GB/T15250-1994压电铌酸锂单晶体声波衰减测试方法