automatic telephone exchange

短语词组

短语

• automatic c telephone exchange 自动电话交换局
• private automatic telephone exchange 专用自动电话交换机
• crossbar automatic telephone exchange 纵横制自动电话交换机
• automatic telephone exchange system [通信]自动电话交换系统
• transverse system automatic telephone exchange 纵横制自动电话交换机
• Crossbar system automatic telephone exchange 纵横制电话交换机
• Rotary System Automatic Telephone Exchange 旋转制电话交换机
• private e automatic telephone exchange 专用自动电话交换机
• cro ar automatic telephone exchange 纵横制自动电话交换机
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