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- 叙述了带有PWM和SRAN的AVR系列微控制器产生双音多频（DTMF）信号的方法。 This application note describes how DTMF (Dual-Tone Multiple Frequencies) signaling can be implemented using any AVR microcontroller with PWM and SRAM.
- 此参数指定为通讯组创建的双音多频(DTMF)映射。 This parameter specifies that a dual tone multi-frequency (DTMF) map be created for the distribution group.
- 此属性包含已启用UM用户的用户定义双音多频(DTMF)映射。 This property contains a user-defined dual tone multi-frequency (DTMF) map for the UM-enabled user.
- 双音多频（DTMF） DTMF(Dual Tone Multiple Frequency)
- DTMF（双音多频） Dual- Tone Multifrequency
- 双音多频：电话系统拨号时通过按键按下的事件来通讯。 A method used by the telephone system to communicate the keys pressed when dialling.
- 双音 diplophonia
- 一音多键 one tune many keys
- 双音铃 double chime bell
- 通过用户的名、姓和电子邮件别名计算出拨号音多频(DTMF)映射。 The dial tone multi-frequency (DTMF) map is calculated from the user's first name, last name, and e-mail alias.
- 双音木 two-tone wooden block & mallet
- 长笛一音多键不确定指法的应用研究 Application and Study of Uncertain Fingering of "One Tune Many keys" in Flute
- 双音化 bisyllablization
- 双意多频 DTMF
- 双音子 diphone
- 双音调多频探测 Dual Tone Multi Frequency detection [DTMF detection]
- 双音尾 double-syllable ending
- 双音钟 double-tone bell
- 双音调多频放射 Dual Tone Multi Frequency generation [DTMF generation]
- 双音轨 twin track
