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【单选题】
关于三极管放大电路中的静态工作点(简称 Q 点),下列说法中不正确的是 ( )。A.
Q 点过高会产生饱和失真
B.
Q 点过低会产生截止失真
C.
导致Q点不稳定的主要原因是温度变化
D.
Q 点可采用微变等效电路法求得
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