共电式

共电式 [gòng diàn shì]

1. ■ {讯} common battery type

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常用词组

1. ■ 共电式长途交换机 common-battery toll switchboard; central battery toll switchboard;

2. ■ 共电式电话交换制 common-battery type telephone exchange system;

3. ■ 共电式交换 common-battery exchange;

4. ■ 共电式交换机 common-battery switchboard;

5. ■ 共电式市内交换机 central battery local switchboard