narrow frequency meaning in English
窄频带
Examples
- 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。 - Many bats emit an echolocation call that contains a narrow frequency range and then analyze returning echoes to navigate and to detect prey
许多蝙蝠会发出频率?围狭窄的回声定位呼叫，然后分析回声来作导航与侦测猎物。 - There are several defects of the monitoring method using embedded optical fiber sensors , such as the narrow frequency operation band of the sensors and the expensive cost of the instrument system
光纤传感法也存在着不少缺点，如光纤频带窄、设备费用昂贵等。 - Only photons in a very narrow frequency range can be emitted by any material . led s that emit different colors are made of different semi - conductor materials , and require different energies to light them
以上仅为led并档使用的推荐办法，在实际生产中，用户则可以根据自己产品的特点进行相应的调整或以其它的办法使用。 - A large proportion of the bat ' s auditory receptors ( hair cells in the cochlea ) and large areas in the bat ' s brain are devoted to analyzing a narrow frequency range corresponding to a single harmonic of the returning echo
蝙蝠用很大一部分的听觉受器（耳蜗中的毛细胞）与大幅的脑部区域，来分析一段?围狭窄的频率，该频率正与回声的一个谐波相符。