题目内容

集成运放电路具有输入阻抗大，放大倍数高的特点。

A. 正确
B. 错误

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A. can be released while under strain
B. is used for boat falls
C. is used for extra heavy loads
D. is used for light loads only

A. VB₂
B. VB₁
C. VD
D. VC