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 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 frequency band and space band of the optimum cating parameters are studied further for practical use.
  本章还进一步研究了最佳涂层的频带带宽和空间带宽，探讨了最佳涂层的实用性。
• 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。
• Fault Diagnosis for Diesel Valve Drain Based on Euclidean Closeness Degree and Frequency Band Energy Decomposition Using Wavelet Packets
  基于小波包频带能量分解和欧氏贴近度的柴油机气阀机构故障诊断
• Experiment results show that the dynamic performances of the system are improved and its frequency band is widen significantly by using the AMFC algorithm.
  实验表明，该算法使系统获得了优良的动态性能，尤其对改善系统的频率响应，拓宽系统频带具有很好的效果。
• Under normal circumstances, in order to filter at any frequency band have good frequency resolution, can be used with a broadband constant-pass filter, such as radio frequency-selective.
  一般情况下，为使滤波器在任意频段都有良好的频率分辨力，可采用恒带宽带通滤波器，如收音机的选频。
• The transmission performance of the MSK modulator is very superior in a frequency band limiting and power-limiting radio channel.
  MSK调制在限频带、限功率的无线信道中传输性能尤为优越。
• The innovative Auto Frequency Scan function enables the system to automatically scan the UHF frequency band and select the strongest RF signals from the microphone's transmitter.
  创新的自动频率扫描功能，使系统能自动扫描UHF频段，然后从话筒的发射机射频信号最强。
• Spread spectrum, frequency-hopped, which generates many codes over a wide frequency band.
  它在很宽的频带上产生许多代码。
• The noise from injection and bubbling has the character of wide frequency band and high noise level.
  喷注与鼓泡产生的噪声具有频带宽、声压级较高的特征。