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

• RF peak power analyzer normally matches with a variety of detection probes rating different frequency band and input power rang.
  射频峰值功率分析仪通常需要配接多种不同工作频段、不同测量范围的检测探头。
• 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。
• 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
• 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
• Bandstop filter is also commonly used in anti-jamming equipment to prevent interference within a frequency band and noise signals.
  利用滤波，可以从复杂的信号中提取所需的信号，抑制不需要的信号。
• Such systems enable increased efficiency in the usage of frequency band.
  这种系统能够增加在频段的使用效率。
• 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。
• 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。
• 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 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。