共电式 meaning in English
[讯] common battery type
◇共电式交换机 common-battery switchboard
Examples
- Cbas central battery alarm signalling
共电式报警信号设备 - Central battery local switchboard
共电式市内交换机 - Central battery toll switchboard
共电式长途交换机 - Common battery telephone apparatus
共电式电话机 - Common battery telephone
共电式电话