调制振幅
The stimulation waves were composed of carrier waveform signals, which were square waves and non-polar differential exponent pulse waves, and modulated amplitude signals, which were periodic signals and random signals.
运用自相关技术进行了载波为方波、无极性指数脉冲波,调幅波的调制信号为周期性信号、随机信号的电刺激波形对机体适应性问题的研究。
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