中心频率:通常定义为带通滤波器（或带阻滤波器）的两个3dB点之间的中点，一般用两个3dB点的算术平均来表示。滤波器通频带中间的频率，以中心频率为准，高于中心频率一直到频率电压衰减到0.707倍时为上边频，相反为下边频，上边频和下边频之间为通频带。
中心频率
网络释义
短语
中心频率 [物] Center Frequency ; mid-frequency ; Center Freq ; CF
伴音中心频率 audio center frequency
中心频率范围 CF sweeping range
中心频率调制 center frequency modulation ; CFM CenterFrequencyModulation
中心频率偏差 Frequency accuracy
中心频率损耗 Center frequency Insertion Loss
中心频率未调制频率 center frequency
中心频率稳定性 center frequency stabilization
中心频率显示精度士 lOOkHz
标准中心频率 nominal mean frequency
双语例句原声例句
-
是角频率与中心频率的偏离值。
Is the radian frequency deviation from the center frequency.
-
研究了该滤波器的中心频率的可调谐特性。
The center frequency tunability characteristic of the filter is investigated as well.
-
随年龄的增大，质心位置越接近于发射超声的中心频率。
The SCP of backscattering signals approach the emissive center frequency with increase of ages.
-
So it's centered at this frequency that was expected, but it's actually split into two different frequencies.
它的中心在预计频率处，但劈裂成两个不同频率。
-
She and the Chevy seemed parked at the center of an odd religious instant, as if on some other frequency, or out of the eye of some whirlwind rotating too slow for her heated skin even to feel the centrifugal coolness of words were being spoken.
她和她的雪佛兰车，似乎停在了,一个宗教瞬间的中心，就像在其他的频率上，又像是离开了旋风的风眼,风转的如此之慢，以至于她灼热的皮肤,感觉不到言语带来的，离心般的寒冷。
应用推荐
$firstVoiceSent
- 来自原声例句