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【单选题】
固定式偏置放大电路在工作示波器观察,发现输出波形严重失真,用直流电压表可以测得UCE≈UCC,则下列说法正确的是( )。A.
三极管工作在截止状态
B.
三极管工作在饱和状态
C.
三极管工作在放大状态
D.
电路静态工作点偏高
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【简答题】从2007年开始我国已经规定，每只卷烟中焦油的含量不能超过多少?
【简答题】A．dating B．relation C．engagement D．matching
【单选题】Which of the following is true of an ACL when a packet matching an ACE is found?（）
A.
The matching ACE is skipped to allow all other ACEs to be examined.
B.
The matching ACE is processed and then the last ACE is examined.
C.
The matching ACE is processed and then the next ACE is examined.
D.
The matching ACE is processed and the next packet is examined
【单选题】Cash flow matching on a multiperiod basis is referred to as
A.
immunization.
B.
contingent immunization.
C.
dedication.
D.
duration matching.
E.
rebalancing.