narrow-band noise factor

例句：

1. 1. The narrow-band noisefactor of the system is very low,which makes it suitable for high-speedcommunication.
   该系统的窄带噪声因子非常低，这使得它非常适合高速通信。
2. 2. In thedesign of the receiver, the narrow-band noise factor is an important parameter toconsider.
   在接收器的设计中，窄带噪声因子是一个需要考虑的重要参数。
3. 3. The narrow-band noise factor can be used toevaluate the performance of the system in differentenvironments.
   窄带噪声因子可以用来评估系统在不同环境下的性能。