- 衰減系數(shù)
- attenuationfrequencycharacteristic: 衰減頻率特性
- attenuation-frequency equalizer: 衰減均衡器
- attenuationofgroundmotion: 地殼運(yùn)動(dòng)衰減
- attenuation-frequency distortion: 頻率畸變; 頻率衰減失真; 衰落頻率失真
- attenuationofhydromagneticwave: 磁流體波的衰減
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