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 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。
• 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 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 serial product features include wide frequency band, low VSWR, high attenuation accuracy, small dimensions, high power, excellent capacity in anti-burnout etc.
  该系列产品具有频率范围宽、驻波系数低、衰减精度高、体积小、功率大、抗烧毁性能好等特点。
• Very low frequency band radiated field system
  甚低频带辐射场系统
• 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。
• 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。
• 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。
• The frequency of this smoothed waveform is fixed, the amplitude is unique, and the frequency band performance is good.
  这种平滑化的波形频率固定，幅度统一，具有较好的频带性能。
• 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