| 释义 |
coded signal 编码信号;[码化信号] In multi-frequency signalling,a signal consisting of a multi-frequency pulse in which the particular combination of frequencies represents the digit to be transmitted in accordance with a signalling code. 多频信令中含有多频脉冲的信号,其中频率的特定组合按照某个信令码表示要传输的数字。 |