| 释义 |
三分贝三分贝[sān fēn bèi]1.■three decibels; 3db
常用词组1.■三分贝带宽 three dB bandwidth;2.■三分贝定向耦合器 three dB directional coupler;3.■三分贝混合接头 three dB hybrid;4.■三分贝耦合器 {电磁} Riblet coupler; short-slot coupler; three-decibel coupler;5.■三分贝频率 three dB frequency; corner frequency;6.■三分贝隙缝电桥 three dB slot bridge |