frequency band

英 [ˈfriːkwənsi bænd]

美 [ˈfriːkwənsi bænd]

频带，波段

计算机

英英释义

noun

• a band of adjacent radio frequencies (e.g., assigned for transmitting radio or television signals)
  Synonym:waveband

双语例句

• The distance between the acoustic-emission source and the receiving transducer, and the background noise level are primary factors in selecting a particular frequency band.
  声发射源与接收讯号传感器间的距离以及环境噪声的电平是选择频带的主要依据。
• The theoretical and experimental results show that accompanying the increase of the interchannel phase difference, the sound image broadens as the signal frequency band width increases.
  理论和实验结果表明，随着通路间相位差的增加，声象随信号频带宽度的增加而展宽。
• Generally, low reflectance within low frequency band is difficultly obtained by using ordinary lossy material.
  在使用普通的损耗材料进行设计时，很难在低频段获得较低的反射率。
• Very low frequency band radiated field system
  甚低频带辐射场系统
• Application of Frequency Band Energy Character Method in Cutter Wear Monitoring System Using Acoustic Emission
  频带能量特征法在声发射刀具磨损监测系统中的应用
• Another attribute is the flux or radiant power that can be delivered in that narrow frequency band.
  另一个性质就是在这样窄的频带内可以给出很高的光通量或辐射功率。
• The frequency band energy method based on the wavelet analysis is used for getting the characteristics of the running noise.
  同时，运用基于小波分析的频带能量法提取运行噪声的特征。
• Multi-parameter estimation of coherent signals over wide frequency band
  宽频段相干信号多维参数联合估计算法
• The thermal noise of resistance could be overcome by reducing the physical temperature, choosing appropriate working frequency band low noise elements, etc.
  可通过降低电路的物理温度、择合适的工作频带及低噪声元件等措施，克服电阻热噪声。
• The utility model provides a sound absorption assembled plate of a wide frequency band;
  本实用新型提供一种宽频带组合式吸声板。