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

• Such assumptions sometimes may result in narrow frequency band, large time delay and unstable system.
  这样得到的控制系统频带较窄、时滞大，还有可能出现控制系统不稳定。
• 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
• 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 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。
• 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
• In this paper, the extension theory of bandwidth in digital system and three key points of frequency band extension technology are studied experimentally by simulation.
  本文主要研究了数字系统频带展宽原理及频带展宽中的三个关键技术。
• 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 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 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。
• 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。