共电 meaning in Chinese
common-battery
◇共电电话机 common battery telephone set; 共电电话交换机 common battery telephone switchboard; 共电电话局 common battery office; 共电电源 central battery supply
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 exchange
共电制电话交换机局