DTMF是一种可靠而成熟的通信技术，由于它可以提供更高的拨号速率，迅速取代了传统转盘式电话机使用的拨号脉冲信号。
DTMF is a reliable and mature technology. Because it can provide the higher dialing speed, it has rapidly replaced the dial pulsing signal which the traditional dial telephone used.
小于3瓦特的蜂窝式电话不会损害脉冲发生器，也不影响起博器的工作方式。
Cellular phones that are less than 3 watts do not appear to damage pulse generators nor affect how the pacemaker works.
应用推荐