离散信号处理
discrete signal processing
小信号离散时间模型
small-signal discrete-time model
离散振动信号
discrete vibration signals
discrete signal
离散解析信号
discrete analytical signal
铁路车站信号设备
railway station signal equipment
铁道通信信号
railway signalling & communication
跳频展频信号
Frequency-Hopped (FH)spread spectrum signals
FH spread spectrum signal
跳频信号截获
interception of frequency hopping FH signal