1.When a caller uses the keypad on a telephone to move through the menu system, it is called DTMF input.
呼叫者使用电话上的键盘进入菜单系统时，称为DTMF输入。
2.Also , adding DTMF support to your application can be especially useful when testing your voice application with the Simulator .
另外，当您使用仿真器来测试语音应用程序时，在您的应用程序中支持DTMF也是特别有用的。
3.To access their UM- enabled mailbox , subscribers must use touch tone , also known as dual tone multi- frequency (DTMF), inputs .
若要访问订阅者的启用UM的邮箱，订阅者必须使用按键输入，也称为双音多频（DTMF）输入。
4.Important: Adding DTMF later in the project will require that you record the speech audio files with the revised wording.
重要：如果是在后来才在项目中添加DTMF，那么就需要您以修正过的用语来录制发音语音文件。
5.You could do this by voice alone, but for this example you'll accept DTMF input.
可以只通过语音进行解析，但是这个示例接受DTMF输入。
6.This parameter specifies if you want to create a user-defined DTMF map for the UM-enabled dynamic distribution group.
此参数指定是否需要为启用UM的动态通讯组创建用户定义的DTMF映射。
7.A subscriber must use touchtone or dual tone multi-frequency (DTMF) inputs to input their PIN to access their UM-enabled mailbox.
订阅者必须使用按键输入或双音调多频率（DTMF）输入来输入其PIN，以访问其启用了UM的邮箱。
8.This property contains a user-defined dual tone multi-frequency (DTMF) map for the UM-enabled user.
此属性包含已启用UM用户的用户定义双音多频（DTMF）映射。
9.As an alternative to using speech recognition in your voice application, you can use DTMF.
作为在语音应用程序中使用语音识别的备选方案，您可以使用DTMF。
10.DTMF enables callers to use the touch tone keys on their telephones to respond to user prompts and selections.
DTMF可以使调用者通过触击他们电话上的音调键来对用户提示和选择做出响应。