第3章__通信终端

音频通讯终端可所以使用于通常电话交换网络PSTN的通常仿照电手机、录音电手机、投币电手机、磁卡电手机、IC卡电手机，

(The audio communication terminal can be used in the usual telephone exchange network PSTN, which is usually modeled on the electric mobile phone, the recording electric mobile phone, the coin-operated electric mobile phone, the magnetic card electric mobile phone, the IC card electric mobile phone,)

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