dtmf造句
A safety alert system by
DTMF ( Dual - tone multifrequency ) mode is introduced.
介绍一种采用
DTMF ( Dual -ToneMultifreqency ) 信号方式通信的安全报警系统.
The
DTMF generator circuit is straight forward to construct.
DTMF发生器电路可直接构建.
Common Type ,
DTMF number display type and FSK calling display types available according to the functions.
按功能分为普通型 、
DTMF号码显示型和FSK来电显示型三种.
Followed is the interaction technology such as
DTMF and TTS.
随后介绍了
DTMF、 TTS等 交互技术,它们决定了IVR系统 的服务质量.