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- multi frequency code signaling 多频编码信令
- multi frequency code 多频编码
- frequency code signal 频率码信号
- multi frequency signaling system 多频信令系统
- You can select single, dual or multi frequency among Germany (DCF, 77.5kHz), US (WWVB, 60kHz), Japan(JJY40 &NJJY60), or UK(MSF 60kHz) . 全球独创铜字面电波表。根据不同国家的频率，生产单频，双频，多频的机芯（DCF，JJY，NJJY，MSF，WWVB）。
- frequency coding signal 频率编码信号
- Dual Tone Multi Frequency(DTMF) signal DTMF信号
- Marconi now found that he could transmit Morse Code signals. 他现在可以用它来发送和接收莫尔斯电码了。
- SOS is the international Morse code signal rescuers, the acronym is not any word. S.;O
- First edition video frequency encoder design books, extremely easy to understand, but speaks the video frequency code in principle and the design method is very thorough. 一本原版的视频编码器设计图书,非常易懂,但是将视频编码中的原理和设计方法讲的很透彻。
- But in fact, SOS is the international Morse code signal rescuers, the acronym is not any word. 但其实，S.;O
- In communication of deep space, the receiving of low signal-to-noise and multi-address communication can be realized with pseudo-random code signal. 深空通信中，利用伪随机编码信号可实现低信噪比接收和多址通信。
- The signal simulator that can produce single-frequency pulses and M code signal provide for the use of acoustic profiler debug. 该信号模拟器即能够产生单频脉冲信号又可以产生M序列编码信号，以便提供给声学剖面仪调试使用。
- multi frequency energy harvesting 多频能量采集
- The SSF performances of 15 bit M coded signal are simulated in computer. 并以 15位 M编码为例 ,对 SSF的处理性能进行仿真分析。
- Dual Tone Multi Frequency detection [DTMF detection] 双音调多频探测
- Dual Tone Multi Frequency generation [DTMF generation] 双音调多频放射
- simpplified code signaling system 简化的编码信号系统
- dual channel audio frequency code and decode 双音频编解码
- And it is only in the past ten years that the British navy has phased out its use of Aldis lamps to convey Morse code signals from ship to ship. 而且，英国海军也就是在最近十年才逐渐不再使用Aldis灯在船与船之间传送莫尔斯代码。
