单词 | dual-tone multifrequency pulsing |
释义 | dual-tone multifrequency pulsingPulsing in which each digit or signal is represented by a specific pair of audio frequencies, one selected from a set of four below 1000Hz and the other from a set of four above 1200Hz.; 一种信号传输方法,其中每个数字或信号都用一对特殊的音频来表示,其中一个选自四个 低于1000Hz的信号,一个选自四个高于1200Hz的信号。 |
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