common battery telephone switchboard的意思|示意
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共电电话交换机
common battery telephone switchboard的网络常见释义
共电制电话交换机 ... common battery system 共电制 common battery telephone switchboard 共电制电话交换机 common channel 公用信道 ...
common battery telephone switchboard相关短语
1、 common-battery telephone switchboard 共电电话交换机
2、 common - battery telephone switchboard 共电电话交换机