floor pattern magneto telephone switchboard

例句：

1. 1. The floorpattern magneto telephone switchboard is acrucial component of the communication system.
   地板图案磁带电话交换机是通信系统的关键组成部分。
2. 2.The engineers were busy installing the newfloor pattern magneto telephone switchboard.
   工程师们忙于安装新的地板图案磁带电话交换机。
3. 3. The floor pattern magneto telephone switchboard was designed to improve signal strength andreliability.
   地板图案磁带电话交换机的设计旨在提高信号强度和可靠性。