frequency band
英 [ˈfriːkwənsi bænd]
美 [ˈfriːkwənsi bænd]
频带，波段
英英释义
noun
- a band of adjacent radio frequencies (e.g., assigned for transmitting radio or television signals)
双语例句
- 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。 - 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。 - 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 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。 - 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。 - 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。 - 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 theoretical analysis and experiments demonstrate that the compensator is very effective on extending the work frequency band of sensor, as well as advanced and practical.
理论分析与实验表明了该补偿器的有效性、实用性、先进性。 - 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。 - Generally, low reflectance within low frequency band is difficultly obtained by using ordinary lossy material.
在使用普通的损耗材料进行设计时，很难在低频段获得较低的反射率。