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- 信号signal
- 支路spur track
- 数字信号digital signal
- 模拟信号analog signals
- 数字信号处理digital signal processing
- 信号发生器signal generator
- 信号与系统Signals and Systems
- 信号处理signal processing
- 信号线signal wire
- 信号系统beaconage
- 语音信号voice signal
- 脉冲信号pulse signal
- 光信号optical signal
- 危险信号danger signal
- 求救信号weft
- 发射信号transmit
- 信号量semaphore
- 信号强度signal intensity
- 信号源supply oscillator
- 信号与信息处理Signal and Information Processing