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Bode DiagramGm = Inf , Pm = -139 deg (at 0.691 rad/sec)500Magnitude (dB)Phase (deg)-50-100-150-200-270-300-330-36010-110010Frequency (rad/sec)1102

ͼ3-13 Gc2 BodeÇúÏßͼ

µ±G£¨c£©=1ʱ£¬ =90¶È£¬µ±Ê±£¬ =-139¶È

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