frequency shift system

• 移频系统

frequency shift system的用法和样例：

例句

1. High-speed in-amps may be used in many video and cable RF systems to amplify or process high frequency signals.
   高速仪表放大器可以用于许多视频和闭路射频系统的放大或者处理高频信号。
2. We have designed and made a new HTS mixing system mounted on the cryocooler.Some measures have been taken to decrease the system noise.
   我们设计了与小型制冷机配套的高温超导混频系统，采取一些抑制系统噪声的措施。