... 衰减器 attenuation pad 衰减降低 attenuation reduction 相邻通道衰减 attenuation， adjacent-channel ...
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The strength attenuation induced by creep mainly results in cohesion reduction, and 77.63%.
蠕变引起的强度衰减主要表现为黏聚力的降低，且 77.63%。
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。
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