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

• 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
• In the seismic survey, random noises with a wide frequency band can strongly influence the ratio of signal to noise.
  在地震勘探中，随机噪音是一种频带较宽，严重影响有效波信噪比的干扰波。
• 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。
• 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
• 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。
• 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 relationship between resonant frequency band and cell size in left-handed materials
  左手材料的响应频段和单元尺寸关系的研究
• 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 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 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。