【单选题】【消耗次数：1】
直接耦合放大器的低频特性比阻容耦合放大器的（ ）。
①
好
②
差
③
相同
参考答案：
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相关题目
【单选题】
理想运算放大器的（ ）。
①
差模输入电阻趋于无穷大，开环输出电阻等于零
②
差模输入电阻等于零，开环输出电阻等于零
③
差模输入电阻趋于无穷大，开环输出电阻趋于无穷大
④
差模输入电阻等于零，开环输出电阻趋于无穷大
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although
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despite of
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As he had heart attack, he was told that he_____ continue
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needn’ t
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can’ t
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