telephone exchange

短语词组

短语

• telephone lock exchange center 电话当地交换中心
• telephone local exchange center 电话局部交换中心
• conference telephone tandem exchange 议电话汇接机
• telephone e exchange 电话局
• telephone teletypewriter exchange 电话电传电报交换机
• private video telephone branch exchange 专用可视电话小交换机
• automatic telephone exchange [通信]自动电话交换局;[通信]自动电话交换机;程控电话;自动
• capacity of telephone exchange 电话局容量
• digital telephone exchange 数字电话交换局;数字电话交换机;数字
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