local telephone system,urban telephone system,city telephone

基本解释市内电话

网络释义

1)local telephone system,urban telephone system,city telephone,市内电话2)local telephone exchange,市内电话局3)city telephone switching system,市内电话交换系统4)numbering of local network,市内电话网(本地网)编号5)local network,urban telephone network,市内电话网;本地（通信）网6)Integrated Telecom Business Management by Computer,市内电话业务计算机综合管理

用法和例句

Integrated Telecom Business Management by Computer——97 s Project;

市内电话业务计算机综合管理——九七工程

local telephone system,urban telephone system,city telephone

网络释义

用法和例句

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