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I =R1=4R2=1U = ？U2=4VP1=？R1=4R2=1U2=8V I=U = ？I =R1=12R2U = 6VU1=1P2=1R1=12R3I=U =6VP3=1U1=2I =R1=5R2U = ？U2=4VP1=25R1=5R3U2=8VI=U = ？P1=1I =R1=？R2U = ？U1=10VR1=？R3=？I=U = ？U1=5VP2=10WP2=15WI =R1=4R2=?U = ？U2=3V P2=1R1=4R3U2=6V I=U = ？P3=1P1=?I =R1=4R2=1U = ？U2=4VP1=？R1=4R2=1U2=8V I=U = ？I =R1=4R2=1U = ？U2=4VP1=？R1=4R2=1U2=8V I=U = ？
