common-battery telephone meaning in English
共电制电话机
Examples
- In this paper , the principle of hcbk flame - proof telephone withprogram control and common - battery telephone public - address is introduced . in this phone , 8031 is used , controller and mt8880 is employed to communicate
本文介绍了集程控和共电式扩音功能于一身的hcbk系列程控防爆扩音对讲电话机的工作原理。