据此理论设计而成的自动录音电话信号检测装置，其工作变得很可靠。

Accocrding to this theory, develops an auto-record telephone unit for detecting signal with high reliability.

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自动进行电话录音。

Automatic recording of phone calls.

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智能电话终端是一个集录音留言、自动应答、个人信息管理和拨号上网等功能于一身的设备。

Intelligent telephone terminal is a multifunctional device that can record messages, automatically answer calls, manage personal information and connect to the Internet via dial - up line.

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