英德
有道
百度
谷歌
图片
维基
百科
双音多频 [shuāng yīn duō pín]
[通信] dual tone multiple frequency
- 系统涉及到了普通报警装置、电话系统等多个领域，同时涵盖了单片机与双音多频芯片的应用。
It concerns the spheres of the normal alarming device, telephone system and so on. Meanwhile it covers the application of single chip and DTMF. - 其以MT8880实现对双音多频信号的接收与发送，并由其侦听电力线上是否有双音多频信号在传输。
The chip MT8880 which can receive and transmit the signal of Dual Tone Multiple Frequency can detect whether the signal of Dual Tone Multiple Frequency transmit on power line. - 双音多频音调向寻呼系统：当报警发生时，软件将刻制出移动字条并且如果适用，会发送DTMF相应的音频到警报器上。
DTMF tones to Paging Systems: When an alarm occurs the software shall dial up a mobile pager and if applicable, send DTMF tones corresponding to the alarm.
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