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【简答题】
用直流电压表测得电路中晶体管各电极对地的静态电位如图所示，试判断这些晶体管处于什么状态。
(1)__；(2)__；(3)__；(4)__；(5)__；
参考答案：
参考解析：
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no change 没有变化
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it changes no more than O(1) 有变化，但是不超过O(1)
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ventures
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hazards
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