题目内容

理想运放的特点是

A. 放大倍数无穷大
B. 输出电阻为零
C. 输入电阻为无穷大
D. 共模抑制比无穷大

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更多问题

集成运放工作在非线性区时有虚短和虚断两种特性。

A. 对
B. 错

She often _________ (go) to the library on Fridays.

Look! The girl ______ (play) the piano.

They ________ (watch) the football match at the moment.

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