方法：该电路利用二极管的结电压随温度变化的特性实现呼吸信号的检测。
Methods the respiratory signal is detected by the characteristics of diode junction voltage with temperature changes.
方法：该电路利用二极管的结电压随温度变化的特性实现呼吸信号的检测。
Methods the respiratory signal is detected by the characteristics of diode junction voltage with temperature changes.
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