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
- 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。 - The noise from injection and bubbling has the character of wide frequency band and high noise level.
喷注与鼓泡产生的噪声具有频带宽、声压级较高的特征。 - The low frequency band data pass unit comprises a plurality of stubs which are connected to the data bus in parallel and are formed as printed circuit board ( PCB) patterns.
低频段数据通过单元可包括多个短线,该短线与数据总线连接且被形成为印刷电路板(PCB)图案,短线相互平行; - 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。 - 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。 - 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 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。 - 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。 - 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 - Very low frequency band radiated field system
甚低频带辐射场系统