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【单选题】
理想运放电路如图所示, 引入的反馈类型为A.
电压并联负反馈
B.
电流并联负反馈
C.
电流串联负反馈
D.
电压串联负反馈
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举一反三
【简答题】Using whatever cohesive device is appropriate: The strength of the collective is boundless. The strength of the individual is very limited.
【单选题】According to the passage, what is the common theme depicted by the artists of the Hudson River School?
A.
Poetry is the highest form. of art.
B.
The human soul can be lifted up by Nature.
C.
Man can transform. Nature.
D.
Art is superior to life.
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