range and attenuation 调节适当的量程和衰减
Attenuation and attenuation distortion 衰减失真
WIDE GAIN AND ATTENUATION RANGE 宽增益及衰减范围
velocity and attenuation 速度和衰减的
spread and attenuation 传播与衰减
Build target acoustic signal's transmission and attenuation math model.
建立了目标噪声信号传播和衰减的数学模型。
Then, the influences of some parameters on phase speed and attenuation are analyzed.
给出了圆柱管的一些参数对相速度和衰减的影响。
Appearance and attenuation characteristics are other inherent advantages of the metal.
外观和衰减其他固有的特点优势金属。
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