A lever that sends a telegraph signal when it is depressed and the circuit is closed. 按键时形成闭路以此发送电报信号的杠杆。
A change from one significant condition to another in a telegraph or a data signal. 在电报或数据信号中,从一个有效状态到另一个有效状态的一种变化。
Telegraph and data signal analyser 电报和数据信号分析程序
The Study of the Statistical Characteristics of Telegraph Signal Distortion and Probability Analysis Method 电报信号统计特性的研究与概率分析监测法
Because of the messy code caused by transmitting of telegraph signal and informal telegraph sending and some other unpredictable reasons, it is very hard to identify and process telegraph completely. 由于电报信号在网络上传输丢失造成的乱码、发送电报不规范等不可预料的原因,给电报识别和处理带来了一定的困难。